145615180

素因数分解:

$2^2\times 5^1\times {\mathrm{2137}}^1\times {\mathrm{3407}}^1$

素因数の和:5553

約数の個数: 24

約数和(自身を含む): 306024768

約数和(自身を除く): 160409588

約数列:

[1, 2, 4, 5, 10, 20, 2137, 3407, 4274, 6814, 8548, 10685, 13628, 17035, 21370, 34070, 42740, 68140, 7280759, 14561518, 29123036, 36403795, 72807590, 145615180]

約数ペア:

[(1, 145615180), (2, 72807590), (4, 36403795), (5, 29123036), (10, 14561518), (20, 7280759), (2137, 68140), (3407, 42740), (4274, 34070), (6814, 21370), (8548, 17035), (10685, 13628)]