4870180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 11975040

約数和(自身を除く): 7104860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 809, 860, 1204, 1505, 1618, 3010, 3236, 4045, 5663, 6020, 8090, 11326, 16180, 22652, 28315, 34787, 56630, 69574, 113260, 139148, 173935, 243509, 347870, 487018, 695740, 974036, 1217545, 2435090, 4870180]

約数ペア:

[(1, 4870180), (2, 2435090), (4, 1217545), (5, 974036), (7, 695740), (10, 487018), (14, 347870), (20, 243509), (28, 173935), (35, 139148), (43, 113260), (70, 69574), (86, 56630), (140, 34787), (172, 28315), (215, 22652), (301, 16180), (430, 11326), (602, 8090), (809, 6020), (860, 5663), (1204, 4045), (1505, 3236), (1618, 3010)]