20492790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1009}}^1$

素因数の和:1696

約数の個数: 32

約数和(自身を含む): 49304160

約数和(自身を除く): 28811370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 677, 1009, 1354, 2018, 2031, 3027, 3385, 4062, 5045, 6054, 6770, 10090, 10155, 15135, 20310, 30270, 683093, 1366186, 2049279, 3415465, 4098558, 6830930, 10246395, 20492790]

約数ペア:

[(1, 20492790), (2, 10246395), (3, 6830930), (5, 4098558), (6, 3415465), (10, 2049279), (15, 1366186), (30, 683093), (677, 30270), (1009, 20310), (1354, 15135), (2018, 10155), (2031, 10090), (3027, 6770), (3385, 6054), (4062, 5045)]