12758020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57991}}^1$

素因数の和:58011

約数の個数: 24

約数和(自身を含む): 29227968

約数和(自身を除く): 16469948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 57991, 115982, 231964, 289955, 579910, 637901, 1159820, 1275802, 2551604, 3189505, 6379010, 12758020]

約数ペア:

[(1, 12758020), (2, 6379010), (4, 3189505), (5, 2551604), (10, 1275802), (11, 1159820), (20, 637901), (22, 579910), (44, 289955), (55, 231964), (110, 115982), (220, 57991)]