3405680

素因数分解:

$2^4\times 5^1\times {\mathrm{42571}}^1$

素因数の和:42584

約数の個数: 20

約数和(自身を含む): 7918392

約数和(自身を除く): 4512712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 42571, 85142, 170284, 212855, 340568, 425710, 681136, 851420, 1702840, 3405680]

約数ペア:

[(1, 3405680), (2, 1702840), (4, 851420), (5, 681136), (8, 425710), (10, 340568), (16, 212855), (20, 170284), (40, 85142), (80, 42571)]