2021301340

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{117109}}^1$

素因数の和:117981

約数の個数: 24

約数和(自身を含む): 4249687680

約数和(自身を除く): 2228386340

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 4315, 8630, 17260, 117109, 234218, 468436, 585545, 1171090, 2342180, 101065067, 202130134, 404260268, 505325335, 1010650670, 2021301340]

約数ペア:

[(1, 2021301340), (2, 1010650670), (4, 505325335), (5, 404260268), (10, 202130134), (20, 101065067), (863, 2342180), (1726, 1171090), (3452, 585545), (4315, 468436), (8630, 234218), (17260, 117109)]