12944740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{293}}^1$

素因数の和:396

約数の個数: 36

約数和(自身を含む): 27869436

約数和(自身を除く): 14924696

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 293, 470, 586, 940, 1172, 1465, 2209, 2930, 4418, 5860, 8836, 11045, 13771, 22090, 27542, 44180, 55084, 68855, 137710, 275420, 647237, 1294474, 2588948, 3236185, 6472370, 12944740]

約数ペア:

[(1, 12944740), (2, 6472370), (4, 3236185), (5, 2588948), (10, 1294474), (20, 647237), (47, 275420), (94, 137710), (188, 68855), (235, 55084), (293, 44180), (470, 27542), (586, 22090), (940, 13771), (1172, 11045), (1465, 8836), (2209, 5860), (2930, 4418)]