20304260

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{17207}}^1$

素因数の和:17275

約数の個数: 24

約数和(自身を含む): 43364160

約数和(自身を除く): 23059900

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 17207, 34414, 68828, 86035, 172070, 344140, 1015213, 2030426, 4060852, 5076065, 10152130, 20304260]

約数ペア:

[(1, 20304260), (2, 10152130), (4, 5076065), (5, 4060852), (10, 2030426), (20, 1015213), (59, 344140), (118, 172070), (236, 86035), (295, 68828), (590, 34414), (1180, 17207)]