28374340

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11171}}^1$

素因数の和:11307

約数の個数: 24

約数和(自身を含む): 60060672

約数和(自身を除く): 31686332

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 11171, 22342, 44684, 55855, 111710, 223420, 1418717, 2837434, 5674868, 7093585, 14187170, 28374340]

約数ペア:

[(1, 28374340), (2, 14187170), (4, 7093585), (5, 5674868), (10, 2837434), (20, 1418717), (127, 223420), (254, 111710), (508, 55855), (635, 44684), (1270, 22342), (2540, 11171)]