387694660

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{233551}}^1$

素因数の和:233643

約数の個数: 24

約数和(自身を含む): 823971456

約数和(自身を除く): 436276796

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 233551, 467102, 934204, 1167755, 2335510, 4671020, 19384733, 38769466, 77538932, 96923665, 193847330, 387694660]

約数ペア:

[(1, 387694660), (2, 193847330), (4, 96923665), (5, 77538932), (10, 38769466), (20, 19384733), (83, 4671020), (166, 2335510), (332, 1167755), (415, 934204), (830, 467102), (1660, 233551)]