210370520

素因数分解:

$2^3\times 5^1\times {\mathrm{5259263}}^1$

素因数の和:5259274

約数の個数: 16

約数和(自身を含む): 473333760

約数和(自身を除く): 262963240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5259263, 10518526, 21037052, 26296315, 42074104, 52592630, 105185260, 210370520]

約数ペア:

[(1, 210370520), (2, 105185260), (4, 52592630), (5, 42074104), (8, 26296315), (10, 21037052), (20, 10518526), (40, 5259263)]