49428640

素因数分解:

$2^5\times 5^1\times {\mathrm{308929}}^1$

素因数の和:308944

約数の個数: 24

約数和(自身を含む): 116775540

約数和(自身を除く): 67346900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 308929, 617858, 1235716, 1544645, 2471432, 3089290, 4942864, 6178580, 9885728, 12357160, 24714320, 49428640]

約数ペア:

[(1, 49428640), (2, 24714320), (4, 12357160), (5, 9885728), (8, 6178580), (10, 4942864), (16, 3089290), (20, 2471432), (32, 1544645), (40, 1235716), (80, 617858), (160, 308929)]