240219620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{2377}}^1$

素因数の和:2580

約数の個数: 48

約数和(自身を含む): 524149248

約数和(自身を除く): 283929628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 163, 310, 326, 620, 652, 815, 1630, 2377, 3260, 4754, 5053, 9508, 10106, 11885, 20212, 23770, 25265, 47540, 50530, 73687, 101060, 147374, 294748, 368435, 387451, 736870, 774902, 1473740, 1549804, 1937255, 3874510, 7749020, 12010981, 24021962, 48043924, 60054905, 120109810, 240219620]

約数ペア:

[(1, 240219620), (2, 120109810), (4, 60054905), (5, 48043924), (10, 24021962), (20, 12010981), (31, 7749020), (62, 3874510), (124, 1937255), (155, 1549804), (163, 1473740), (310, 774902), (326, 736870), (620, 387451), (652, 368435), (815, 294748), (1630, 147374), (2377, 101060), (3260, 73687), (4754, 50530), (5053, 47540), (9508, 25265), (10106, 23770), (11885, 20212)]