45321820

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{11503}}^1$

素因数の和:11709

約数の個数: 24

約数和(自身を含む): 95667264

約数和(自身を除く): 50345444

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 11503, 23006, 46012, 57515, 115030, 230060, 2266091, 4532182, 9064364, 11330455, 22660910, 45321820]

約数ペア:

[(1, 45321820), (2, 22660910), (4, 11330455), (5, 9064364), (10, 4532182), (20, 2266091), (197, 230060), (394, 115030), (788, 57515), (985, 46012), (1970, 23006), (3940, 11503)]