20199509140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:602

約数の個数: 192

約数和(自身を含む): 48451011840

約数和(自身を除く): 28251502700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 83, 85, 95, 101, 166, 170, 190, 202, 323, 332, 340, 373, 380, 404, 415, 505, 646, 746, 830, 1010, 1292, 1411, 1492, 1577, 1615, 1660, 1717, 1865, 1919, 2020, 2822, 3154, 3230, 3434, 3730, 3838, 5644, 6308, 6341, 6460, 6868, 7055, 7087, 7460, 7676, 7885, 8383, 8585, 9595, 12682, 14110, 14174, 15770, 16766, 17170, 19190, 25364, 26809, 28220, 28348, 30959, 31540, 31705, 32623, 33532, 34340, 35435, 37673, 38380, 41915, 53618, 61918, 63410, 65246, 70870, 75346, 83830, 107236, 120479, 123836, 126820, 130492, 134045, 141740, 142511, 150692, 154795, 159277, 163115, 167660, 188365, 240958, 268090, 285022, 309590, 318554, 326230, 376730, 481916, 526303, 536180, 570044, 588221, 602395, 619180, 637108, 640441, 652460, 712555, 715787, 753460, 796385, 1052606, 1176442, 1204790, 1280882, 1425110, 1431574, 1592770, 2105212, 2352884, 2409580, 2561764, 2631515, 2707709, 2850220, 2863148, 2941105, 3126859, 3185540, 3202205, 3578935, 5263030, 5415418, 5882210, 6253718, 6404410, 7157870, 9999757, 10526060, 10830836, 11764420, 12168379, 12507436, 12808820, 13538545, 14315740, 15634295, 19999514, 24336758, 27077090, 31268590, 39999028, 48673516, 49998785, 53156603, 54154180, 59410321, 60841895, 62537180, 99997570, 106313206, 118820642, 121683790, 199995140, 212626412, 237641284, 243367580, 265783015, 297051605, 531566030, 594103210, 1009975457, 1063132060, 1188206420, 2019950914, 4039901828, 5049877285, 10099754570, 20199509140]

約数ペア:

[(1, 20199509140), (2, 10099754570), (4, 5049877285), (5, 4039901828), (10, 2019950914), (17, 1188206420), (19, 1063132060), (20, 1009975457), (34, 594103210), (38, 531566030), (68, 297051605), (76, 265783015), (83, 243367580), (85, 237641284), (95, 212626412), (101, 199995140), (166, 121683790), (170, 118820642), (190, 106313206), (202, 99997570), (323, 62537180), (332, 60841895), (340, 59410321), (373, 54154180), (380, 53156603), (404, 49998785), (415, 48673516), (505, 39999028), (646, 31268590), (746, 27077090), (830, 24336758), (1010, 19999514), (1292, 15634295), (1411, 14315740), (1492, 13538545), (1577, 12808820), (1615, 12507436), (1660, 12168379), (1717, 11764420), (1865, 10830836), (1919, 10526060), (2020, 9999757), (2822, 7157870), (3154, 6404410), (3230, 6253718), (3434, 5882210), (3730, 5415418), (3838, 5263030), (5644, 3578935), (6308, 3202205), (6341, 3185540), (6460, 3126859), (6868, 2941105), (7055, 2863148), (7087, 2850220), (7460, 2707709), (7676, 2631515), (7885, 2561764), (8383, 2409580), (8585, 2352884), (9595, 2105212), (12682, 1592770), (14110, 1431574), (14174, 1425110), (15770, 1280882), (16766, 1204790), (17170, 1176442), (19190, 1052606), (25364, 796385), (26809, 753460), (28220, 715787), (28348, 712555), (30959, 652460), (31540, 640441), (31705, 637108), (32623, 619180), (33532, 602395), (34340, 588221), (35435, 570044), (37673, 536180), (38380, 526303), (41915, 481916), (53618, 376730), (61918, 326230), (63410, 318554), (65246, 309590), (70870, 285022), (75346, 268090), (83830, 240958), (107236, 188365), (120479, 167660), (123836, 163115), (126820, 159277), (130492, 154795), (134045, 150692), (141740, 142511)]