13556080

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{709}}^1$

素因数の和:961

約数の個数: 40

約数和(自身を含む): 31694400

約数和(自身を除く): 18138320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 709, 956, 1195, 1418, 1912, 2390, 2836, 3545, 3824, 4780, 5672, 7090, 9560, 11344, 14180, 19120, 28360, 56720, 169451, 338902, 677804, 847255, 1355608, 1694510, 2711216, 3389020, 6778040, 13556080]

約数ペア:

[(1, 13556080), (2, 6778040), (4, 3389020), (5, 2711216), (8, 1694510), (10, 1355608), (16, 847255), (20, 677804), (40, 338902), (80, 169451), (239, 56720), (478, 28360), (709, 19120), (956, 14180), (1195, 11344), (1418, 9560), (1912, 7090), (2390, 5672), (2836, 4780), (3545, 3824)]