20710290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5039}}^1$

素因数の和:5186

約数の個数: 32

約数和(自身を含む): 50077440

約数和(自身を除く): 29367150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 5039, 10078, 15117, 25195, 30234, 50390, 75585, 151170, 690343, 1380686, 2071029, 3451715, 4142058, 6903430, 10355145, 20710290]

約数ペア:

[(1, 20710290), (2, 10355145), (3, 6903430), (5, 4142058), (6, 3451715), (10, 2071029), (15, 1380686), (30, 690343), (137, 151170), (274, 75585), (411, 50390), (685, 30234), (822, 25195), (1370, 15117), (2055, 10078), (4110, 5039)]