30631180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{14051}}^1$

素因数の和:14169

約数の個数: 24

約数和(自身を含む): 64920240

約数和(自身を除く): 34289060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 14051, 28102, 56204, 70255, 140510, 281020, 1531559, 3063118, 6126236, 7657795, 15315590, 30631180]

約数ペア:

[(1, 30631180), (2, 15315590), (4, 7657795), (5, 6126236), (10, 3063118), (20, 1531559), (109, 281020), (218, 140510), (436, 70255), (545, 56204), (1090, 28102), (2180, 14051)]