30983870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{521}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 59006880

約数和(自身を除く): 28023010

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 313, 521, 626, 1042, 1565, 2605, 3130, 5210, 5947, 9899, 11894, 19798, 29735, 49495, 59470, 98990, 163073, 326146, 815365, 1630730, 3098387, 6196774, 15491935, 30983870]

約数ペア:

[(1, 30983870), (2, 15491935), (5, 6196774), (10, 3098387), (19, 1630730), (38, 815365), (95, 326146), (190, 163073), (313, 98990), (521, 59470), (626, 49495), (1042, 29735), (1565, 19798), (2605, 11894), (3130, 9899), (5210, 5947)]