4435880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2579}}^1$

素因数の和:2633

約数の個数: 32

約数和(自身を含む): 10216800

約数和(自身を除く): 5780920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2579, 5158, 10316, 12895, 20632, 25790, 51580, 103160, 110897, 221794, 443588, 554485, 887176, 1108970, 2217940, 4435880]

約数ペア:

[(1, 4435880), (2, 2217940), (4, 1108970), (5, 887176), (8, 554485), (10, 443588), (20, 221794), (40, 110897), (43, 103160), (86, 51580), (172, 25790), (215, 20632), (344, 12895), (430, 10316), (860, 5158), (1720, 2579)]