40708400

素因数分解:

$2^4\times 5^2\times {\mathrm{101771}}^1$

素因数の和:101789

約数の個数: 30

約数和(自身を含む): 97802892

約数和(自身を除く): 57094492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 101771, 203542, 407084, 508855, 814168, 1017710, 1628336, 2035420, 2544275, 4070840, 5088550, 8141680, 10177100, 20354200, 40708400]

約数ペア:

[(1, 40708400), (2, 20354200), (4, 10177100), (5, 8141680), (8, 5088550), (10, 4070840), (16, 2544275), (20, 2035420), (25, 1628336), (40, 1017710), (50, 814168), (80, 508855), (100, 407084), (200, 203542), (400, 101771)]