70638940

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{3877}}^1$

素因数の和:4797

約数の個数: 24

約数和(自身を含む): 148542912

約数和(自身を除く): 77903972

約数列:

[1, 2, 4, 5, 10, 20, 911, 1822, 3644, 3877, 4555, 7754, 9110, 15508, 18220, 19385, 38770, 77540, 3531947, 7063894, 14127788, 17659735, 35319470, 70638940]

約数ペア:

[(1, 70638940), (2, 35319470), (4, 17659735), (5, 14127788), (10, 7063894), (20, 3531947), (911, 77540), (1822, 38770), (3644, 19385), (3877, 18220), (4555, 15508), (7754, 9110)]