541506740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{13397}}^1$

素因数の和:13496

約数の個数: 48

約数和(自身を含む): 1188456192

約数和(自身を除く): 646949452

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 4042, 8084, 10105, 13397, 20210, 26794, 40420, 53588, 66985, 133970, 267940, 576071, 629659, 1152142, 1259318, 2304284, 2518636, 2880355, 3148295, 5760710, 6296590, 11521420, 12593180, 27075337, 54150674, 108301348, 135376685, 270753370, 541506740]

約数ペア:

[(1, 541506740), (2, 270753370), (4, 135376685), (5, 108301348), (10, 54150674), (20, 27075337), (43, 12593180), (47, 11521420), (86, 6296590), (94, 5760710), (172, 3148295), (188, 2880355), (215, 2518636), (235, 2304284), (430, 1259318), (470, 1152142), (860, 629659), (940, 576071), (2021, 267940), (4042, 133970), (8084, 66985), (10105, 53588), (13397, 40420), (20210, 26794)]