40905564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{486971}}^1$

素因数の和:486985

約数の個数: 24

約数和(自身を含む): 109081728

約数和(自身を除く): 68176164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 486971, 973942, 1460913, 1947884, 2921826, 3408797, 5843652, 6817594, 10226391, 13635188, 20452782, 40905564]

約数ペア:

[(1, 40905564), (2, 20452782), (3, 13635188), (4, 10226391), (6, 6817594), (7, 5843652), (12, 3408797), (14, 2921826), (21, 1947884), (28, 1460913), (42, 973942), (84, 486971)]