8443480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4909}}^1$

素因数の和:4963

約数の個数: 32

約数和(自身を含む): 19443600

約数和(自身を除く): 11000120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4909, 9818, 19636, 24545, 39272, 49090, 98180, 196360, 211087, 422174, 844348, 1055435, 1688696, 2110870, 4221740, 8443480]

約数ペア:

[(1, 8443480), (2, 4221740), (4, 2110870), (5, 1688696), (8, 1055435), (10, 844348), (20, 422174), (40, 211087), (43, 196360), (86, 98180), (172, 49090), (215, 39272), (344, 24545), (430, 19636), (860, 9818), (1720, 4909)]