76861820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{549013}}^1$

素因数の和:549029

約数の個数: 24

約数和(自身を含む): 184468704

約数和(自身を除く): 107606884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 549013, 1098026, 2196052, 2745065, 3843091, 5490130, 7686182, 10980260, 15372364, 19215455, 38430910, 76861820]

約数ペア:

[(1, 76861820), (2, 38430910), (4, 19215455), (5, 15372364), (7, 10980260), (10, 7686182), (14, 5490130), (20, 3843091), (28, 2745065), (35, 2196052), (70, 1098026), (140, 549013)]