222702220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{856547}}^1$

素因数の和:856569

約数の個数: 24

約数和(自身を含む): 503650224

約数和(自身を除く): 280948004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 856547, 1713094, 3426188, 4282735, 8565470, 11135111, 17130940, 22270222, 44540444, 55675555, 111351110, 222702220]

約数ペア:

[(1, 222702220), (2, 111351110), (4, 55675555), (5, 44540444), (10, 22270222), (13, 17130940), (20, 11135111), (26, 8565470), (52, 4282735), (65, 3426188), (130, 1713094), (260, 856547)]