220185740

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{49369}}^1$

素因数の和:49601

約数の個数: 24

約数和(自身を含む): 464472960

約数和(自身を除く): 244287220

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 49369, 98738, 197476, 246845, 493690, 987380, 11009287, 22018574, 44037148, 55046435, 110092870, 220185740]

約数ペア:

[(1, 220185740), (2, 110092870), (4, 55046435), (5, 44037148), (10, 22018574), (20, 11009287), (223, 987380), (446, 493690), (892, 246845), (1115, 197476), (2230, 98738), (4460, 49369)]