130470620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{931933}}^1$

素因数の和:931949

約数の個数: 24

約数和(自身を含む): 313129824

約数和(自身を除く): 182659204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 931933, 1863866, 3727732, 4659665, 6523531, 9319330, 13047062, 18638660, 26094124, 32617655, 65235310, 130470620]

約数ペア:

[(1, 130470620), (2, 65235310), (4, 32617655), (5, 26094124), (7, 18638660), (10, 13047062), (14, 9319330), (20, 6523531), (28, 4659665), (35, 3727732), (70, 1863866), (140, 931933)]