55599020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21221}}^1$

素因数の和:21361

約数の個数: 24

約数和(自身を含む): 117654768

約数和(自身を除く): 62055748

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 21221, 42442, 84884, 106105, 212210, 424420, 2779951, 5559902, 11119804, 13899755, 27799510, 55599020]

約数ペア:

[(1, 55599020), (2, 27799510), (4, 13899755), (5, 11119804), (10, 5559902), (20, 2779951), (131, 424420), (262, 212210), (524, 106105), (655, 84884), (1310, 42442), (2620, 21221)]