925223440

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{28277}}^1$

素因数の和:28699

約数の個数: 40

約数和(自身を含む): 2156480280

約数和(自身を除く): 1231256840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 16360, 28277, 32720, 56554, 113108, 141385, 226216, 282770, 452432, 565540, 1131080, 2262160, 11565293, 23130586, 46261172, 57826465, 92522344, 115652930, 185044688, 231305860, 462611720, 925223440]

約数ペア:

[(1, 925223440), (2, 462611720), (4, 231305860), (5, 185044688), (8, 115652930), (10, 92522344), (16, 57826465), (20, 46261172), (40, 23130586), (80, 11565293), (409, 2262160), (818, 1131080), (1636, 565540), (2045, 452432), (3272, 282770), (4090, 226216), (6544, 141385), (8180, 113108), (16360, 56554), (28277, 32720)]