2528980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4079}}^1$

素因数の和:4119

約数の個数: 24

約数和(自身を含む): 5483520

約数和(自身を除く): 2954540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4079, 8158, 16316, 20395, 40790, 81580, 126449, 252898, 505796, 632245, 1264490, 2528980]

約数ペア:

[(1, 2528980), (2, 1264490), (4, 632245), (5, 505796), (10, 252898), (20, 126449), (31, 81580), (62, 40790), (124, 20395), (155, 16316), (310, 8158), (620, 4079)]