262347640

素因数分解:

$2^3\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{5407}}^1$

素因数の和:6631

約数の個数: 32

約数和(自身を含む): 590878080

約数和(自身を除く): 328530440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1213, 2426, 4852, 5407, 6065, 9704, 10814, 12130, 21628, 24260, 27035, 43256, 48520, 54070, 108140, 216280, 6558691, 13117382, 26234764, 32793455, 52469528, 65586910, 131173820, 262347640]

約数ペア:

[(1, 262347640), (2, 131173820), (4, 65586910), (5, 52469528), (8, 32793455), (10, 26234764), (20, 13117382), (40, 6558691), (1213, 216280), (2426, 108140), (4852, 54070), (5407, 48520), (6065, 43256), (9704, 27035), (10814, 24260), (12130, 21628)]