620774

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 32

約数和(自身を含む): 1209600

約数和(自身を除く): 588826

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 139, 154, 203, 278, 319, 406, 638, 973, 1529, 1946, 2233, 3058, 4031, 4466, 8062, 10703, 21406, 28217, 44341, 56434, 88682, 310387, 620774]

約数ペア:

[(1, 620774), (2, 310387), (7, 88682), (11, 56434), (14, 44341), (22, 28217), (29, 21406), (58, 10703), (77, 8062), (139, 4466), (154, 4031), (203, 3058), (278, 2233), (319, 1946), (406, 1529), (638, 973)]