56717960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109073}}^1$

素因数の和:109097

約数の個数: 32

約数和(自身を含む): 137433240

約数和(自身を除く): 80715280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 109073, 218146, 436292, 545365, 872584, 1090730, 1417949, 2181460, 2835898, 4362920, 5671796, 7089745, 11343592, 14179490, 28358980, 56717960]

約数ペア:

[(1, 56717960), (2, 28358980), (4, 14179490), (5, 11343592), (8, 7089745), (10, 5671796), (13, 4362920), (20, 2835898), (26, 2181460), (40, 1417949), (52, 1090730), (65, 872584), (104, 545365), (130, 436292), (260, 218146), (520, 109073)]