244350020

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{54787}}^1$

素因数の和:55019

約数の個数: 24

約数和(自身を含む): 515445504

約数和(自身を除く): 271095484

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 54787, 109574, 219148, 273935, 547870, 1095740, 12217501, 24435002, 48870004, 61087505, 122175010, 244350020]

約数ペア:

[(1, 244350020), (2, 122175010), (4, 61087505), (5, 48870004), (10, 24435002), (20, 12217501), (223, 1095740), (446, 547870), (892, 273935), (1115, 219148), (2230, 109574), (4460, 54787)]