57039980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40169}}^1$

素因数の和:40249

約数の個数: 24

約数和(自身を含む): 121474080

約数和(自身を除く): 64434100

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 40169, 80338, 160676, 200845, 401690, 803380, 2851999, 5703998, 11407996, 14259995, 28519990, 57039980]

約数ペア:

[(1, 57039980), (2, 28519990), (4, 14259995), (5, 11407996), (10, 5703998), (20, 2851999), (71, 803380), (142, 401690), (284, 200845), (355, 160676), (710, 80338), (1420, 40169)]