8889553240

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{352201}}^1$

素因数の和:352843

約数の個数: 32

約数和(自身を含む): 20033249760

約数和(自身を除く): 11143696520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 5048, 6310, 12620, 25240, 352201, 704402, 1408804, 1761005, 2817608, 3522010, 7044020, 14088040, 222238831, 444477662, 888955324, 1111194155, 1777910648, 2222388310, 4444776620, 8889553240]

約数ペア:

[(1, 8889553240), (2, 4444776620), (4, 2222388310), (5, 1777910648), (8, 1111194155), (10, 888955324), (20, 444477662), (40, 222238831), (631, 14088040), (1262, 7044020), (2524, 3522010), (3155, 2817608), (5048, 1761005), (6310, 1408804), (12620, 704402), (25240, 352201)]