53640020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{383143}}^1$

素因数の和:383159

約数の個数: 24

約数和(自身を含む): 128736384

約数和(自身を除く): 75096364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 383143, 766286, 1532572, 1915715, 2682001, 3831430, 5364002, 7662860, 10728004, 13410005, 26820010, 53640020]

約数ペア:

[(1, 53640020), (2, 26820010), (4, 13410005), (5, 10728004), (7, 7662860), (10, 5364002), (14, 3831430), (20, 2682001), (28, 1915715), (35, 1532572), (70, 766286), (140, 383143)]