2156301580

素因数分解:

$2^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{88883}}^1$

素因数の和:90105

約数の個数: 24

約数和(自身を含む): 4532017392

約数和(自身を除く): 2375715812

約数列:

[1, 2, 4, 5, 10, 20, 1213, 2426, 4852, 6065, 12130, 24260, 88883, 177766, 355532, 444415, 888830, 1777660, 107815079, 215630158, 431260316, 539075395, 1078150790, 2156301580]

約数ペア:

[(1, 2156301580), (2, 1078150790), (4, 539075395), (5, 431260316), (10, 215630158), (20, 107815079), (1213, 1777660), (2426, 888830), (4852, 444415), (6065, 355532), (12130, 177766), (24260, 88883)]