2215730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20143}}^1$

素因数の和:20161

約数の個数: 16

約数和(自身を含む): 4351104

約数和(自身を除く): 2135374

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 20143, 40286, 100715, 201430, 221573, 443146, 1107865, 2215730]

約数ペア:

[(1, 2215730), (2, 1107865), (5, 443146), (10, 221573), (11, 201430), (22, 100715), (55, 40286), (110, 20143)]