68183620

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{3511}}^1$

素因数の和:4491

約数の個数: 24

約数和(自身を含む): 143373888

約数和(自身を除く): 75190268

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3511, 3884, 4855, 7022, 9710, 14044, 17555, 19420, 35110, 70220, 3409181, 6818362, 13636724, 17045905, 34091810, 68183620]

約数ペア:

[(1, 68183620), (2, 34091810), (4, 17045905), (5, 13636724), (10, 6818362), (20, 3409181), (971, 70220), (1942, 35110), (3511, 19420), (3884, 17555), (4855, 14044), (7022, 9710)]