31803740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{22397}}^1$

素因数の和:22477

約数の個数: 24

約数和(自身を含む): 67731552

約数和(自身を除く): 35927812

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 22397, 44794, 89588, 111985, 223970, 447940, 1590187, 3180374, 6360748, 7950935, 15901870, 31803740]

約数ペア:

[(1, 31803740), (2, 15901870), (4, 7950935), (5, 6360748), (10, 3180374), (20, 1590187), (71, 447940), (142, 223970), (284, 111985), (355, 89588), (710, 44794), (1420, 22397)]