2758420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:113

約数の個数: 96

約数和(自身を含む): 7499520

約数和(自身を除く): 4741100

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 61, 68, 70, 76, 85, 95, 119, 122, 133, 140, 170, 190, 238, 244, 266, 305, 323, 340, 380, 427, 476, 532, 595, 610, 646, 665, 854, 1037, 1159, 1190, 1220, 1292, 1330, 1615, 1708, 2074, 2135, 2261, 2318, 2380, 2660, 3230, 4148, 4270, 4522, 4636, 5185, 5795, 6460, 7259, 8113, 8540, 9044, 10370, 11305, 11590, 14518, 16226, 19703, 20740, 22610, 23180, 29036, 32452, 36295, 39406, 40565, 45220, 72590, 78812, 81130, 98515, 137921, 145180, 162260, 197030, 275842, 394060, 551684, 689605, 1379210, 2758420]

約数ペア:

[(1, 2758420), (2, 1379210), (4, 689605), (5, 551684), (7, 394060), (10, 275842), (14, 197030), (17, 162260), (19, 145180), (20, 137921), (28, 98515), (34, 81130), (35, 78812), (38, 72590), (61, 45220), (68, 40565), (70, 39406), (76, 36295), (85, 32452), (95, 29036), (119, 23180), (122, 22610), (133, 20740), (140, 19703), (170, 16226), (190, 14518), (238, 11590), (244, 11305), (266, 10370), (305, 9044), (323, 8540), (340, 8113), (380, 7259), (427, 6460), (476, 5795), (532, 5185), (595, 4636), (610, 4522), (646, 4270), (665, 4148), (854, 3230), (1037, 2660), (1159, 2380), (1190, 2318), (1220, 2261), (1292, 2135), (1330, 2074), (1615, 1708)]