23428820

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2609}}^1$

素因数の和:3067

約数の個数: 24

約数和(自身を含む): 49329000

約数和(自身を除く): 25900180

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 2609, 4490, 5218, 8980, 10436, 13045, 26090, 52180, 1171441, 2342882, 4685764, 5857205, 11714410, 23428820]

約数ペア:

[(1, 23428820), (2, 11714410), (4, 5857205), (5, 4685764), (10, 2342882), (20, 1171441), (449, 52180), (898, 26090), (1796, 13045), (2245, 10436), (2609, 8980), (4490, 5218)]