8091880

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2273}}^1$

素因数の和:2373

約数の個数: 32

約数和(自身を含む): 18419400

約数和(自身を除く): 10327520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2273, 3560, 4546, 9092, 11365, 18184, 22730, 45460, 90920, 202297, 404594, 809188, 1011485, 1618376, 2022970, 4045940, 8091880]

約数ペア:

[(1, 8091880), (2, 4045940), (4, 2022970), (5, 1618376), (8, 1011485), (10, 809188), (20, 404594), (40, 202297), (89, 90920), (178, 45460), (356, 22730), (445, 18184), (712, 11365), (890, 9092), (1780, 4546), (2273, 3560)]