40262680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14177}}^1$

素因数の和:14259

約数の個数: 32

約数和(自身を含む): 91873440

約数和(自身を除く): 51610760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 14177, 28354, 56708, 70885, 113416, 141770, 283540, 567080, 1006567, 2013134, 4026268, 5032835, 8052536, 10065670, 20131340, 40262680]

約数ペア:

[(1, 40262680), (2, 20131340), (4, 10065670), (5, 8052536), (8, 5032835), (10, 4026268), (20, 2013134), (40, 1006567), (71, 567080), (142, 283540), (284, 141770), (355, 113416), (568, 70885), (710, 56708), (1420, 28354), (2840, 14177)]