70202980

素因数分解:

$2^2\times 5^1\times {\mathrm{1801}}^1\times {\mathrm{1949}}^1$

素因数の和:3759

約数の個数: 24

約数和(自身を含む): 147583800

約数和(自身を除く): 77380820

約数列:

[1, 2, 4, 5, 10, 20, 1801, 1949, 3602, 3898, 7204, 7796, 9005, 9745, 18010, 19490, 36020, 38980, 3510149, 7020298, 14040596, 17550745, 35101490, 70202980]

約数ペア:

[(1, 70202980), (2, 35101490), (4, 17550745), (5, 14040596), (10, 7020298), (20, 3510149), (1801, 38980), (1949, 36020), (3602, 19490), (3898, 18010), (7204, 9745), (7796, 9005)]