2487488980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4012079}}^1$

素因数の和:4012119

約数の個数: 24

約数和(自身を含む): 5392235520

約数和(自身を除く): 2904746540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4012079, 8024158, 16048316, 20060395, 40120790, 80241580, 124374449, 248748898, 497497796, 621872245, 1243744490, 2487488980]

約数ペア:

[(1, 2487488980), (2, 1243744490), (4, 621872245), (5, 497497796), (10, 248748898), (20, 124374449), (31, 80241580), (62, 40120790), (124, 20060395), (155, 16048316), (310, 8024158), (620, 4012079)]