7308620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 16934400

約数和(自身を除く): 9625780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 239, 278, 478, 556, 695, 956, 1195, 1390, 1529, 2390, 2629, 2780, 3058, 4780, 5258, 6116, 7645, 10516, 13145, 15290, 26290, 30580, 33221, 52580, 66442, 132884, 166105, 332210, 365431, 664420, 730862, 1461724, 1827155, 3654310, 7308620]

約数ペア:

[(1, 7308620), (2, 3654310), (4, 1827155), (5, 1461724), (10, 730862), (11, 664420), (20, 365431), (22, 332210), (44, 166105), (55, 132884), (110, 66442), (139, 52580), (220, 33221), (239, 30580), (278, 26290), (478, 15290), (556, 13145), (695, 10516), (956, 7645), (1195, 6116), (1390, 5258), (1529, 4780), (2390, 3058), (2629, 2780)]