70901780

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{11399}}^1$

素因数の和:11719

約数の個数: 24

約数和(自身を含む): 149385600

約数和(自身を除く): 78483820

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 11399, 22798, 45596, 56995, 113990, 227980, 3545089, 7090178, 14180356, 17725445, 35450890, 70901780]

約数ペア:

[(1, 70901780), (2, 35450890), (4, 17725445), (5, 14180356), (10, 7090178), (20, 3545089), (311, 227980), (622, 113990), (1244, 56995), (1555, 45596), (3110, 22798), (6220, 11399)]