29989780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11807}}^1$

素因数の和:11943

約数の個数: 24

約数和(自身を含む): 63479808

約数和(自身を除く): 33490028

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 11807, 23614, 47228, 59035, 118070, 236140, 1499489, 2998978, 5997956, 7497445, 14994890, 29989780]

約数ペア:

[(1, 29989780), (2, 14994890), (4, 7497445), (5, 5997956), (10, 2998978), (20, 1499489), (127, 236140), (254, 118070), (508, 59035), (635, 47228), (1270, 23614), (2540, 11807)]