72942160

素因数分解:

$2^4\times 5^1\times {\mathrm{911777}}^1$

素因数の和:911790

約数の個数: 20

約数和(自身を含む): 169590708

約数和(自身を除く): 96648548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 911777, 1823554, 3647108, 4558885, 7294216, 9117770, 14588432, 18235540, 36471080, 72942160]

約数ペア:

[(1, 72942160), (2, 36471080), (4, 18235540), (5, 14588432), (8, 9117770), (10, 7294216), (16, 4558885), (20, 3647108), (40, 1823554), (80, 911777)]