199344920

素因数分解:

$2^3\times 5^1\times {\mathrm{4983623}}^1$

素因数の和:4983634

約数の個数: 16

約数和(自身を含む): 448526160

約数和(自身を除く): 249181240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4983623, 9967246, 19934492, 24918115, 39868984, 49836230, 99672460, 199344920]

約数ペア:

[(1, 199344920), (2, 99672460), (4, 49836230), (5, 39868984), (8, 24918115), (10, 19934492), (20, 9967246), (40, 4983623)]