2990740

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{653}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 6317640

約数和(自身を除く): 3326900

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 653, 916, 1145, 1306, 2290, 2612, 3265, 4580, 6530, 13060, 149537, 299074, 598148, 747685, 1495370, 2990740]

約数ペア:

[(1, 2990740), (2, 1495370), (4, 747685), (5, 598148), (10, 299074), (20, 149537), (229, 13060), (458, 6530), (653, 4580), (916, 3265), (1145, 2612), (1306, 2290)]