2020137160

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{446933}}^1$

素因数の和:447057

約数の個数: 32

約数和(自身を含む): 4585542840

約数和(自身を除く): 2565405680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 446933, 893866, 1787732, 2234665, 3575464, 4469330, 8938660, 17877320, 50503429, 101006858, 202013716, 252517145, 404027432, 505034290, 1010068580, 2020137160]

約数ペア:

[(1, 2020137160), (2, 1010068580), (4, 505034290), (5, 404027432), (8, 252517145), (10, 202013716), (20, 101006858), (40, 50503429), (113, 17877320), (226, 8938660), (452, 4469330), (565, 3575464), (904, 2234665), (1130, 1787732), (2260, 893866), (4520, 446933)]