4086080

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^2$

素因数の和:243

約数の個数: 42

約数和(自身を含む): 9816846

約数和(自身を除く): 5730766

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 7232, 9040, 12769, 18080, 25538, 36160, 51076, 63845, 102152, 127690, 204304, 255380, 408608, 510760, 817216, 1021520, 2043040, 4086080]

約数ペア:

[(1, 4086080), (2, 2043040), (4, 1021520), (5, 817216), (8, 510760), (10, 408608), (16, 255380), (20, 204304), (32, 127690), (40, 102152), (64, 63845), (80, 51076), (113, 36160), (160, 25538), (226, 18080), (320, 12769), (452, 9040), (565, 7232), (904, 4520), (1130, 3616), (1808, 2260)]