1957360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 4664880

約数和(自身を除く): 2707520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 569, 688, 860, 1138, 1720, 2276, 2845, 3440, 4552, 5690, 9104, 11380, 22760, 24467, 45520, 48934, 97868, 122335, 195736, 244670, 391472, 489340, 978680, 1957360]

約数ペア:

[(1, 1957360), (2, 978680), (4, 489340), (5, 391472), (8, 244670), (10, 195736), (16, 122335), (20, 97868), (40, 48934), (43, 45520), (80, 24467), (86, 22760), (172, 11380), (215, 9104), (344, 5690), (430, 4552), (569, 3440), (688, 2845), (860, 2276), (1138, 1720)]