304311140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2173651}}^1$

素因数の和:2173667

約数の個数: 24

約数和(自身を含む): 730347072

約数和(自身を除く): 426035932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2173651, 4347302, 8694604, 10868255, 15215557, 21736510, 30431114, 43473020, 60862228, 76077785, 152155570, 304311140]

約数ペア:

[(1, 304311140), (2, 152155570), (4, 76077785), (5, 60862228), (7, 43473020), (10, 30431114), (14, 21736510), (20, 15215557), (28, 10868255), (35, 8694604), (70, 4347302), (140, 2173651)]