210328180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{339239}}^1$

素因数の和:339279

約数の個数: 24

約数和(自身を含む): 455938560

約数和(自身を除く): 245610380

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 339239, 678478, 1356956, 1696195, 3392390, 6784780, 10516409, 21032818, 42065636, 52582045, 105164090, 210328180]

約数ペア:

[(1, 210328180), (2, 105164090), (4, 52582045), (5, 42065636), (10, 21032818), (20, 10516409), (31, 6784780), (62, 3392390), (124, 1696195), (155, 1356956), (310, 678478), (620, 339239)]