1387669720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1196267}}^1$

素因数の和:1196307

約数の個数: 32

約数和(自身を含む): 3229923600

約数和(自身を除く): 1842253880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1196267, 2392534, 4785068, 5981335, 9570136, 11962670, 23925340, 34691743, 47850680, 69383486, 138766972, 173458715, 277533944, 346917430, 693834860, 1387669720]

約数ペア:

[(1, 1387669720), (2, 693834860), (4, 346917430), (5, 277533944), (8, 173458715), (10, 138766972), (20, 69383486), (29, 47850680), (40, 34691743), (58, 23925340), (116, 11962670), (145, 9570136), (232, 5981335), (290, 4785068), (580, 2392534), (1160, 1196267)]