87769340

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{7159}}^1$

素因数の和:7781

約数の個数: 24

約数和(自身を含む): 184642080

約数和(自身を除く): 96872740

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 6130, 7159, 12260, 14318, 28636, 35795, 71590, 143180, 4388467, 8776934, 17553868, 21942335, 43884670, 87769340]

約数ペア:

[(1, 87769340), (2, 43884670), (4, 21942335), (5, 17553868), (10, 8776934), (20, 4388467), (613, 143180), (1226, 71590), (2452, 35795), (3065, 28636), (6130, 14318), (7159, 12260)]