54080920

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5657}}^1$

素因数の和:5907

約数の個数: 32

約数和(自身を含む): 122212800

約数和(自身を除く): 68131880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 5657, 9560, 11314, 22628, 28285, 45256, 56570, 113140, 226280, 1352023, 2704046, 5408092, 6760115, 10816184, 13520230, 27040460, 54080920]

約数ペア:

[(1, 54080920), (2, 27040460), (4, 13520230), (5, 10816184), (8, 6760115), (10, 5408092), (20, 2704046), (40, 1352023), (239, 226280), (478, 113140), (956, 56570), (1195, 45256), (1912, 28285), (2390, 22628), (4780, 11314), (5657, 9560)]