1900736420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8639711}}^1$

素因数の和:8639731

約数の個数: 24

約数和(自身を含む): 4354414848

約数和(自身を除く): 2453678428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8639711, 17279422, 34558844, 43198555, 86397110, 95036821, 172794220, 190073642, 380147284, 475184105, 950368210, 1900736420]

約数ペア:

[(1, 1900736420), (2, 950368210), (4, 475184105), (5, 380147284), (10, 190073642), (11, 172794220), (20, 95036821), (22, 86397110), (44, 43198555), (55, 34558844), (110, 17279422), (220, 8639711)]