13101580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10739}}^1$

素因数の和:10809

約数の個数: 24

約数和(自身を含む): 27966960

約数和(自身を除く): 14865380

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 10739, 21478, 42956, 53695, 107390, 214780, 655079, 1310158, 2620316, 3275395, 6550790, 13101580]

約数ペア:

[(1, 13101580), (2, 6550790), (4, 3275395), (5, 2620316), (10, 1310158), (20, 655079), (61, 214780), (122, 107390), (244, 53695), (305, 42956), (610, 21478), (1220, 10739)]