15920770

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{11621}}^1$

素因数の和:11765

約数の個数: 16

約数和(自身を含む): 28869048

約数和(自身を除く): 12948278

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 11621, 23242, 58105, 116210, 1592077, 3184154, 7960385, 15920770]

約数ペア:

[(1, 15920770), (2, 7960385), (5, 3184154), (10, 1592077), (137, 116210), (274, 58105), (685, 23242), (1370, 11621)]