489044980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{843181}}^1$

素因数の和:843219

約数の個数: 24

約数和(自身を含む): 1062409320

約数和(自身を除く): 573364340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 843181, 1686362, 3372724, 4215905, 8431810, 16863620, 24452249, 48904498, 97808996, 122261245, 244522490, 489044980]

約数ペア:

[(1, 489044980), (2, 244522490), (4, 122261245), (5, 97808996), (10, 48904498), (20, 24452249), (29, 16863620), (58, 8431810), (116, 4215905), (145, 3372724), (290, 1686362), (580, 843181)]