163610020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{166949}}^1$

素因数の和:166972

約数の個数: 36

約数和(自身を含む): 399678300

約数和(自身を除く): 236068280

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 166949, 333898, 667796, 834745, 1168643, 1669490, 2337286, 3338980, 4674572, 5843215, 8180501, 11686430, 16361002, 23372860, 32722004, 40902505, 81805010, 163610020]

約数ペア:

[(1, 163610020), (2, 81805010), (4, 40902505), (5, 32722004), (7, 23372860), (10, 16361002), (14, 11686430), (20, 8180501), (28, 5843215), (35, 4674572), (49, 3338980), (70, 2337286), (98, 1669490), (140, 1168643), (196, 834745), (245, 667796), (490, 333898), (980, 166949)]