1413680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 40

約数和(自身を含む): 3374784

約数和(自身を除く): 1961104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 431, 656, 820, 862, 1640, 1724, 2155, 3280, 3448, 4310, 6896, 8620, 17240, 17671, 34480, 35342, 70684, 88355, 141368, 176710, 282736, 353420, 706840, 1413680]

約数ペア:

[(1, 1413680), (2, 706840), (4, 353420), (5, 282736), (8, 176710), (10, 141368), (16, 88355), (20, 70684), (40, 35342), (41, 34480), (80, 17671), (82, 17240), (164, 8620), (205, 6896), (328, 4310), (410, 3448), (431, 3280), (656, 2155), (820, 1724), (862, 1640)]