129715180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{926537}}^1$

素因数の和:926553

約数の個数: 24

約数和(自身を含む): 311316768

約数和(自身を除く): 181601588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 926537, 1853074, 3706148, 4632685, 6485759, 9265370, 12971518, 18530740, 25943036, 32428795, 64857590, 129715180]

約数ペア:

[(1, 129715180), (2, 64857590), (4, 32428795), (5, 25943036), (7, 18530740), (10, 12971518), (14, 9265370), (20, 6485759), (28, 4632685), (35, 3706148), (70, 1853074), (140, 926537)]