91640980

素因数分解:

$2^2\times 5^1\times {\mathrm{4582049}}^1$

素因数の和:4582058

約数の個数: 12

約数和(自身を含む): 192446100

約数和(自身を除く): 100805120

約数列:

[1, 2, 4, 5, 10, 20, 4582049, 9164098, 18328196, 22910245, 45820490, 91640980]

約数ペア:

[(1, 91640980), (2, 45820490), (4, 22910245), (5, 18328196), (10, 9164098), (20, 4582049)]