76861540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{549011}}^1$

素因数の和:549027

約数の個数: 24

約数和(自身を含む): 184468032

約数和(自身を除く): 107606492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 549011, 1098022, 2196044, 2745055, 3843077, 5490110, 7686154, 10980220, 15372308, 19215385, 38430770, 76861540]

約数ペア:

[(1, 76861540), (2, 38430770), (4, 19215385), (5, 15372308), (7, 10980220), (10, 7686154), (14, 5490110), (20, 3843077), (28, 2745055), (35, 2196044), (70, 1098022), (140, 549011)]