4122040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7927}}^1$

素因数の和:7951

約数の個数: 32

約数和(自身を含む): 9989280

約数和(自身を除く): 5867240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7927, 15854, 31708, 39635, 63416, 79270, 103051, 158540, 206102, 317080, 412204, 515255, 824408, 1030510, 2061020, 4122040]

約数ペア:

[(1, 4122040), (2, 2061020), (4, 1030510), (5, 824408), (8, 515255), (10, 412204), (13, 317080), (20, 206102), (26, 158540), (40, 103051), (52, 79270), (65, 63416), (104, 39635), (130, 31708), (260, 15854), (520, 7927)]