130747280

素因数分解:

$2^4\times 5^1\times {\mathrm{1634341}}^1$

素因数の和:1634354

約数の個数: 20

約数和(自身を含む): 303987612

約数和(自身を除く): 173240332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1634341, 3268682, 6537364, 8171705, 13074728, 16343410, 26149456, 32686820, 65373640, 130747280]

約数ペア:

[(1, 130747280), (2, 65373640), (4, 32686820), (5, 26149456), (8, 16343410), (10, 13074728), (16, 8171705), (20, 6537364), (40, 3268682), (80, 1634341)]