20416020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{340267}}^1$

素因数の和:340279

約数の個数: 24

約数和(自身を含む): 57165024

約数和(自身を除く): 36749004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 340267, 680534, 1020801, 1361068, 1701335, 2041602, 3402670, 4083204, 5104005, 6805340, 10208010, 20416020]

約数ペア:

[(1, 20416020), (2, 10208010), (3, 6805340), (4, 5104005), (5, 4083204), (6, 3402670), (10, 2041602), (12, 1701335), (15, 1361068), (20, 1020801), (30, 680534), (60, 340267)]