56520880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54347}}^1$

素因数の和:54373

約数の個数: 40

約数和(自身を含む): 141522192

約数和(自身を除く): 85001312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 54347, 108694, 217388, 271735, 434776, 543470, 706511, 869552, 1086940, 1413022, 2173880, 2826044, 3532555, 4347760, 5652088, 7065110, 11304176, 14130220, 28260440, 56520880]

約数ペア:

[(1, 56520880), (2, 28260440), (4, 14130220), (5, 11304176), (8, 7065110), (10, 5652088), (13, 4347760), (16, 3532555), (20, 2826044), (26, 2173880), (40, 1413022), (52, 1086940), (65, 869552), (80, 706511), (104, 543470), (130, 434776), (208, 271735), (260, 217388), (520, 108694), (1040, 54347)]