212419160

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{52579}}^1$

素因数の和:52691

約数の個数: 32

約数和(自身を含む): 482684400

約数和(自身を除く): 270265240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 52579, 105158, 210316, 262895, 420632, 525790, 1051580, 2103160, 5310479, 10620958, 21241916, 26552395, 42483832, 53104790, 106209580, 212419160]

約数ペア:

[(1, 212419160), (2, 106209580), (4, 53104790), (5, 42483832), (8, 26552395), (10, 21241916), (20, 10620958), (40, 5310479), (101, 2103160), (202, 1051580), (404, 525790), (505, 420632), (808, 262895), (1010, 210316), (2020, 105158), (4040, 52579)]