2078506580

素因数分解:

$2^2\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{78791}}^1$

素因数の和:80119

約数の個数: 24

約数和(自身を含む): 4368228480

約数和(自身を除く): 2289721900

約数列:

[1, 2, 4, 5, 10, 20, 1319, 2638, 5276, 6595, 13190, 26380, 78791, 157582, 315164, 393955, 787910, 1575820, 103925329, 207850658, 415701316, 519626645, 1039253290, 2078506580]

約数ペア:

[(1, 2078506580), (2, 1039253290), (4, 519626645), (5, 415701316), (10, 207850658), (20, 103925329), (1319, 1575820), (2638, 787910), (5276, 393955), (6595, 315164), (13190, 157582), (26380, 78791)]