42666020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{112279}}^1$

素因数の和:112307

約数の個数: 24

約数和(自身を含む): 94315200

約数和(自身を除く): 51649180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 112279, 224558, 449116, 561395, 1122790, 2133301, 2245580, 4266602, 8533204, 10666505, 21333010, 42666020]

約数ペア:

[(1, 42666020), (2, 21333010), (4, 10666505), (5, 8533204), (10, 4266602), (19, 2245580), (20, 2133301), (38, 1122790), (76, 561395), (95, 449116), (190, 224558), (380, 112279)]