12012890

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 22239360

約数和(自身を除く): 10226470

約数列:

[1, 2, 5, 10, 103, 107, 109, 206, 214, 218, 515, 535, 545, 1030, 1070, 1090, 11021, 11227, 11663, 22042, 22454, 23326, 55105, 56135, 58315, 110210, 112270, 116630, 1201289, 2402578, 6006445, 12012890]

約数ペア:

[(1, 12012890), (2, 6006445), (5, 2402578), (10, 1201289), (103, 116630), (107, 112270), (109, 110210), (206, 58315), (214, 56135), (218, 55105), (515, 23326), (535, 22454), (545, 22042), (1030, 11663), (1070, 11227), (1090, 11021)]