30906040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70241}}^1$

素因数の和:70263

約数の個数: 32

約数和(自身を含む): 75861360

約数和(自身を除く): 44955320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 70241, 140482, 280964, 351205, 561928, 702410, 772651, 1404820, 1545302, 2809640, 3090604, 3863255, 6181208, 7726510, 15453020, 30906040]

約数ペア:

[(1, 30906040), (2, 15453020), (4, 7726510), (5, 6181208), (8, 3863255), (10, 3090604), (11, 2809640), (20, 1545302), (22, 1404820), (40, 772651), (44, 702410), (55, 561928), (88, 351205), (110, 280964), (220, 140482), (440, 70241)]