73891420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127399}}^1$

素因数の和:127437

約数の個数: 24

約数和(自身を含む): 160524000

約数和(自身を除く): 86632580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 127399, 254798, 509596, 636995, 1273990, 2547980, 3694571, 7389142, 14778284, 18472855, 36945710, 73891420]

約数ペア:

[(1, 73891420), (2, 36945710), (4, 18472855), (5, 14778284), (10, 7389142), (20, 3694571), (29, 2547980), (58, 1273990), (116, 636995), (145, 509596), (290, 254798), (580, 127399)]