40716080

素因数分解:

$2^4\times 5^1\times {\mathrm{508951}}^1$

素因数の和:508964

約数の個数: 20

約数和(自身を含む): 94665072

約数和(自身を除く): 53948992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 508951, 1017902, 2035804, 2544755, 4071608, 5089510, 8143216, 10179020, 20358040, 40716080]

約数ペア:

[(1, 40716080), (2, 20358040), (4, 10179020), (5, 8143216), (8, 5089510), (10, 4071608), (16, 2544755), (20, 2035804), (40, 1017902), (80, 508951)]