40030510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4337}}^1$

素因数の和:4428

約数の個数: 32

約数和(自身を含む): 78708672

約数和(自身を除く): 38678162

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4337, 4615, 8674, 9230, 21685, 43370, 56381, 112762, 281905, 307927, 563810, 615854, 1539635, 3079270, 4003051, 8006102, 20015255, 40030510]

約数ペア:

[(1, 40030510), (2, 20015255), (5, 8006102), (10, 4003051), (13, 3079270), (26, 1539635), (65, 615854), (71, 563810), (130, 307927), (142, 281905), (355, 112762), (710, 56381), (923, 43370), (1846, 21685), (4337, 9230), (4615, 8674)]