4717940

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{563}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 9948960

約数和(自身を除く): 5231020

約数列:

[1, 2, 4, 5, 10, 20, 419, 563, 838, 1126, 1676, 2095, 2252, 2815, 4190, 5630, 8380, 11260, 235897, 471794, 943588, 1179485, 2358970, 4717940]

約数ペア:

[(1, 4717940), (2, 2358970), (4, 1179485), (5, 943588), (10, 471794), (20, 235897), (419, 11260), (563, 8380), (838, 5630), (1126, 4190), (1676, 2815), (2095, 2252)]