2008382680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{707177}}^1$

素因数の和:707259

約数の個数: 32

約数和(自身を含む): 4582513440

約数和(自身を除く): 2574130760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 707177, 1414354, 2828708, 3535885, 5657416, 7071770, 14143540, 28287080, 50209567, 100419134, 200838268, 251047835, 401676536, 502095670, 1004191340, 2008382680]

約数ペア:

[(1, 2008382680), (2, 1004191340), (4, 502095670), (5, 401676536), (8, 251047835), (10, 200838268), (20, 100419134), (40, 50209567), (71, 28287080), (142, 14143540), (284, 7071770), (355, 5657416), (568, 3535885), (710, 2828708), (1420, 1414354), (2840, 707177)]