2580822020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{227}}^1\times {\mathrm{281}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 6632260992

約数和(自身を除く): 4051438972

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 227, 238, 281, 289, 340, 454, 476, 562, 578, 595, 908, 1124, 1135, 1156, 1190, 1405, 1445, 1589, 1967, 2023, 2270, 2380, 2810, 2890, 3178, 3859, 3934, 4046, 4540, 4777, 5620, 5780, 6356, 7718, 7868, 7945, 8092, 9554, 9835, 10115, 15436, 15890, 19108, 19295, 19670, 20230, 23885, 27013, 31780, 33439, 38590, 39340, 40460, 47770, 54026, 63787, 65603, 66878, 77180, 81209, 95540, 108052, 127574, 131206, 133756, 135065, 162418, 167195, 255148, 262412, 270130, 318935, 324836, 328015, 334390, 406045, 446509, 459221, 540260, 568463, 637870, 656030, 668780, 812090, 893018, 918442, 1084379, 1136926, 1275740, 1312060, 1624180, 1786036, 1836884, 2168758, 2232545, 2273852, 2296105, 2842315, 4337516, 4465090, 4592210, 5421895, 5684630, 7590653, 8930180, 9184420, 10843790, 11369260, 15181306, 18434443, 21687580, 30362612, 36868886, 37953265, 73737772, 75906530, 92172215, 129041101, 151813060, 184344430, 258082202, 368688860, 516164404, 645205505, 1290411010, 2580822020]

約数ペア:

[(1, 2580822020), (2, 1290411010), (4, 645205505), (5, 516164404), (7, 368688860), (10, 258082202), (14, 184344430), (17, 151813060), (20, 129041101), (28, 92172215), (34, 75906530), (35, 73737772), (68, 37953265), (70, 36868886), (85, 30362612), (119, 21687580), (140, 18434443), (170, 15181306), (227, 11369260), (238, 10843790), (281, 9184420), (289, 8930180), (340, 7590653), (454, 5684630), (476, 5421895), (562, 4592210), (578, 4465090), (595, 4337516), (908, 2842315), (1124, 2296105), (1135, 2273852), (1156, 2232545), (1190, 2168758), (1405, 1836884), (1445, 1786036), (1589, 1624180), (1967, 1312060), (2023, 1275740), (2270, 1136926), (2380, 1084379), (2810, 918442), (2890, 893018), (3178, 812090), (3859, 668780), (3934, 656030), (4046, 637870), (4540, 568463), (4777, 540260), (5620, 459221), (5780, 446509), (6356, 406045), (7718, 334390), (7868, 328015), (7945, 324836), (8092, 318935), (9554, 270130), (9835, 262412), (10115, 255148), (15436, 167195), (15890, 162418), (19108, 135065), (19295, 133756), (19670, 131206), (20230, 127574), (23885, 108052), (27013, 95540), (31780, 81209), (33439, 77180), (38590, 66878), (39340, 65603), (40460, 63787), (47770, 54026)]