30395540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{217111}}^1$

素因数の和:217127

約数の個数: 24

約数和(自身を含む): 72949632

約数和(自身を除く): 42554092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 217111, 434222, 868444, 1085555, 1519777, 2171110, 3039554, 4342220, 6079108, 7598885, 15197770, 30395540]

約数ペア:

[(1, 30395540), (2, 15197770), (4, 7598885), (5, 6079108), (7, 4342220), (10, 3039554), (14, 2171110), (20, 1519777), (28, 1085555), (35, 868444), (70, 434222), (140, 217111)]