38940560

素因数分解:

$2^4\times 5^1\times {\mathrm{486757}}^1$

素因数の和:486770

約数の個数: 20

約数和(自身を含む): 90536988

約数和(自身を除く): 51596428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 486757, 973514, 1947028, 2433785, 3894056, 4867570, 7788112, 9735140, 19470280, 38940560]

約数ペア:

[(1, 38940560), (2, 19470280), (4, 9735140), (5, 7788112), (8, 4867570), (10, 3894056), (16, 2433785), (20, 1947028), (40, 973514), (80, 486757)]