872360

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 1990440

約数和(自身を除く): 1118080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 193, 226, 386, 452, 565, 772, 904, 965, 1130, 1544, 1930, 2260, 3860, 4520, 7720, 21809, 43618, 87236, 109045, 174472, 218090, 436180, 872360]

約数ペア:

[(1, 872360), (2, 436180), (4, 218090), (5, 174472), (8, 109045), (10, 87236), (20, 43618), (40, 21809), (113, 7720), (193, 4520), (226, 3860), (386, 2260), (452, 1930), (565, 1544), (772, 1130), (904, 965)]