626890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 1270080

約数和(自身を除く): 643190

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 139, 205, 278, 410, 451, 695, 902, 1390, 1529, 2255, 3058, 4510, 5699, 7645, 11398, 15290, 28495, 56990, 62689, 125378, 313445, 626890]

約数ペア:

[(1, 626890), (2, 313445), (5, 125378), (10, 62689), (11, 56990), (22, 28495), (41, 15290), (55, 11398), (82, 7645), (110, 5699), (139, 4510), (205, 3058), (278, 2255), (410, 1529), (451, 1390), (695, 902)]