12270740

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4831}}^1$

素因数の和:4967

約数の個数: 24

約数和(自身を含む): 25976832

約数和(自身を除く): 13706092

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 4831, 9662, 19324, 24155, 48310, 96620, 613537, 1227074, 2454148, 3067685, 6135370, 12270740]

約数ペア:

[(1, 12270740), (2, 6135370), (4, 3067685), (5, 2454148), (10, 1227074), (20, 613537), (127, 96620), (254, 48310), (508, 24155), (635, 19324), (1270, 9662), (2540, 4831)]