68130020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{486643}}^1$

素因数の和:486659

約数の個数: 24

約数和(自身を含む): 163512384

約数和(自身を除く): 95382364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 486643, 973286, 1946572, 2433215, 3406501, 4866430, 6813002, 9732860, 13626004, 17032505, 34065010, 68130020]

約数ペア:

[(1, 68130020), (2, 34065010), (4, 17032505), (5, 13626004), (7, 9732860), (10, 6813002), (14, 4866430), (20, 3406501), (28, 2433215), (35, 1946572), (70, 973286), (140, 486643)]