65687020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{469193}}^1$

素因数の和:469209

約数の個数: 24

約数和(自身を含む): 157649184

約数和(自身を除く): 91962164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 469193, 938386, 1876772, 2345965, 3284351, 4691930, 6568702, 9383860, 13137404, 16421755, 32843510, 65687020]

約数ペア:

[(1, 65687020), (2, 32843510), (4, 16421755), (5, 13137404), (7, 9383860), (10, 6568702), (14, 4691930), (20, 3284351), (28, 2345965), (35, 1876772), (70, 938386), (140, 469193)]