71300180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{509287}}^1$

素因数の和:509303

約数の個数: 24

約数和(自身を含む): 171120768

約数和(自身を除く): 99820588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 509287, 1018574, 2037148, 2546435, 3565009, 5092870, 7130018, 10185740, 14260036, 17825045, 35650090, 71300180]

約数ペア:

[(1, 71300180), (2, 35650090), (4, 17825045), (5, 14260036), (7, 10185740), (10, 7130018), (14, 5092870), (20, 3565009), (28, 2546435), (35, 2037148), (70, 1018574), (140, 509287)]