42217960

素因数分解:

$2^3\times 5^1\times {\mathrm{863}}^1\times {\mathrm{1223}}^1$

素因数の和:2097

約数の個数: 32

約数和(自身を含む): 95178240

約数和(自身を除く): 52960280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 863, 1223, 1726, 2446, 3452, 4315, 4892, 6115, 6904, 8630, 9784, 12230, 17260, 24460, 34520, 48920, 1055449, 2110898, 4221796, 5277245, 8443592, 10554490, 21108980, 42217960]

約数ペア:

[(1, 42217960), (2, 21108980), (4, 10554490), (5, 8443592), (8, 5277245), (10, 4221796), (20, 2110898), (40, 1055449), (863, 48920), (1223, 34520), (1726, 24460), (2446, 17260), (3452, 12230), (4315, 9784), (4892, 8630), (6115, 6904)]