20973180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349553}}^1$

素因数の和:349565

約数の個数: 24

約数和(自身を含む): 58725072

約数和(自身を除く): 37751892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349553, 699106, 1048659, 1398212, 1747765, 2097318, 3495530, 4194636, 5243295, 6991060, 10486590, 20973180]

約数ペア:

[(1, 20973180), (2, 10486590), (3, 6991060), (4, 5243295), (5, 4194636), (6, 3495530), (10, 2097318), (12, 1747765), (15, 1398212), (20, 1048659), (30, 699106), (60, 349553)]