2715692020

素因数分解:

$2^2\times 5^1\times {\mathrm{6343}}^1\times {\mathrm{21407}}^1$

素因数の和:27759

約数の個数: 24

約数和(自身を含む): 5704118784

約数和(自身を除く): 2988426764

約数列:

[1, 2, 4, 5, 10, 20, 6343, 12686, 21407, 25372, 31715, 42814, 63430, 85628, 107035, 126860, 214070, 428140, 135784601, 271569202, 543138404, 678923005, 1357846010, 2715692020]

約数ペア:

[(1, 2715692020), (2, 1357846010), (4, 678923005), (5, 543138404), (10, 271569202), (20, 135784601), (6343, 428140), (12686, 214070), (21407, 126860), (25372, 107035), (31715, 85628), (42814, 63430)]