245206860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4086781}}^1$

素因数の和:4086793

約数の個数: 24

約数和(自身を含む): 686579376

約数和(自身を除く): 441372516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4086781, 8173562, 12260343, 16347124, 20433905, 24520686, 40867810, 49041372, 61301715, 81735620, 122603430, 245206860]

約数ペア:

[(1, 245206860), (2, 122603430), (3, 81735620), (4, 61301715), (5, 49041372), (6, 40867810), (10, 24520686), (12, 20433905), (15, 16347124), (20, 12260343), (30, 8173562), (60, 4086781)]