42288740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162649}}^1$

素因数の和:162671

約数の個数: 24

約数和(自身を含む): 95638200

約数和(自身を除く): 53349460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 162649, 325298, 650596, 813245, 1626490, 2114437, 3252980, 4228874, 8457748, 10572185, 21144370, 42288740]

約数ペア:

[(1, 42288740), (2, 21144370), (4, 10572185), (5, 8457748), (10, 4228874), (13, 3252980), (20, 2114437), (26, 1626490), (52, 813245), (65, 650596), (130, 325298), (260, 162649)]