27558680

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6689}}^1$

素因数の和:6803

約数の個数: 32

約数和(自身を含む): 62618400

約数和(自身を除く): 35059720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 6689, 13378, 26756, 33445, 53512, 66890, 133780, 267560, 688967, 1377934, 2755868, 3444835, 5511736, 6889670, 13779340, 27558680]

約数ペア:

[(1, 27558680), (2, 13779340), (4, 6889670), (5, 5511736), (8, 3444835), (10, 2755868), (20, 1377934), (40, 688967), (103, 267560), (206, 133780), (412, 66890), (515, 53512), (824, 33445), (1030, 26756), (2060, 13378), (4120, 6689)]