86718380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{16741}}^1$

素因数の和:16794

約数の個数: 48

約数和(自身を含む): 213761856

約数和(自身を除く): 127043476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 16741, 33482, 66964, 83705, 117187, 167410, 234374, 334820, 468748, 585935, 619417, 1171870, 1238834, 2343740, 2477668, 3097085, 4335919, 6194170, 8671838, 12388340, 17343676, 21679595, 43359190, 86718380]

約数ペア:

[(1, 86718380), (2, 43359190), (4, 21679595), (5, 17343676), (7, 12388340), (10, 8671838), (14, 6194170), (20, 4335919), (28, 3097085), (35, 2477668), (37, 2343740), (70, 1238834), (74, 1171870), (140, 619417), (148, 585935), (185, 468748), (259, 334820), (370, 234374), (518, 167410), (740, 117187), (1036, 83705), (1295, 66964), (2590, 33482), (5180, 16741)]