38857940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16057}}^1$

素因数の和:16088

約数の個数: 36

約数和(自身を含む): 89699988

約数和(自身を除く): 50842048

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 16057, 32114, 64228, 80285, 160570, 176627, 321140, 353254, 706508, 883135, 1766270, 1942897, 3532540, 3885794, 7771588, 9714485, 19428970, 38857940]

約数ペア:

[(1, 38857940), (2, 19428970), (4, 9714485), (5, 7771588), (10, 3885794), (11, 3532540), (20, 1942897), (22, 1766270), (44, 883135), (55, 706508), (110, 353254), (121, 321140), (220, 176627), (242, 160570), (484, 80285), (605, 64228), (1210, 32114), (2420, 16057)]