139004960

素因数分解:

$2^5\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1979}}^1$

素因数の和:2433

約数の個数: 48

約数和(自身を含む): 329313600

約数和(自身を除く): 190308640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 439, 878, 1756, 1979, 2195, 3512, 3958, 4390, 7024, 7916, 8780, 9895, 14048, 15832, 17560, 19790, 31664, 35120, 39580, 63328, 70240, 79160, 158320, 316640, 868781, 1737562, 3475124, 4343905, 6950248, 8687810, 13900496, 17375620, 27800992, 34751240, 69502480, 139004960]

約数ペア:

[(1, 139004960), (2, 69502480), (4, 34751240), (5, 27800992), (8, 17375620), (10, 13900496), (16, 8687810), (20, 6950248), (32, 4343905), (40, 3475124), (80, 1737562), (160, 868781), (439, 316640), (878, 158320), (1756, 79160), (1979, 70240), (2195, 63328), (3512, 39580), (3958, 35120), (4390, 31664), (7024, 19790), (7916, 17560), (8780, 15832), (9895, 14048)]