55670020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397643}}^1$

素因数の和:397659

約数の個数: 24

約数和(自身を含む): 133608384

約数和(自身を除く): 77938364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397643, 795286, 1590572, 1988215, 2783501, 3976430, 5567002, 7952860, 11134004, 13917505, 27835010, 55670020]

約数ペア:

[(1, 55670020), (2, 27835010), (4, 13917505), (5, 11134004), (7, 7952860), (10, 5567002), (14, 3976430), (20, 2783501), (28, 1988215), (35, 1590572), (70, 795286), (140, 397643)]