20958180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349303}}^1$

素因数の和:349315

約数の個数: 24

約数和(自身を含む): 58683072

約数和(自身を除く): 37724892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349303, 698606, 1047909, 1397212, 1746515, 2095818, 3493030, 4191636, 5239545, 6986060, 10479090, 20958180]

約数ペア:

[(1, 20958180), (2, 10479090), (3, 6986060), (4, 5239545), (5, 4191636), (6, 3493030), (10, 2095818), (12, 1746515), (15, 1397212), (20, 1047909), (30, 698606), (60, 349303)]