40436080

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1879}}^1$

素因数の和:2161

約数の個数: 40

約数和(自身を含む): 94413600

約数和(自身を除く): 53977520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 1879, 2152, 2690, 3758, 4304, 5380, 7516, 9395, 10760, 15032, 18790, 21520, 30064, 37580, 75160, 150320, 505451, 1010902, 2021804, 2527255, 4043608, 5054510, 8087216, 10109020, 20218040, 40436080]

約数ペア:

[(1, 40436080), (2, 20218040), (4, 10109020), (5, 8087216), (8, 5054510), (10, 4043608), (16, 2527255), (20, 2021804), (40, 1010902), (80, 505451), (269, 150320), (538, 75160), (1076, 37580), (1345, 30064), (1879, 21520), (2152, 18790), (2690, 15032), (3758, 10760), (4304, 9395), (5380, 7516)]