680611240

素因数分解:

$2^3\times 5^1\times {\mathrm{3847}}^1\times {\mathrm{4423}}^1$

素因数の和:8281

約数の個数: 32

約数和(自身を含む): 1532119680

約数和(自身を除く): 851508440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3847, 4423, 7694, 8846, 15388, 17692, 19235, 22115, 30776, 35384, 38470, 44230, 76940, 88460, 153880, 176920, 17015281, 34030562, 68061124, 85076405, 136122248, 170152810, 340305620, 680611240]

約数ペア:

[(1, 680611240), (2, 340305620), (4, 170152810), (5, 136122248), (8, 85076405), (10, 68061124), (20, 34030562), (40, 17015281), (3847, 176920), (4423, 153880), (7694, 88460), (8846, 76940), (15388, 44230), (17692, 38470), (19235, 35384), (22115, 30776)]