12143420

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4021}}^1$

素因数の和:4181

約数の個数: 24

約数和(自身を含む): 25676448

約数和(自身を除く): 13533028

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 4021, 8042, 16084, 20105, 40210, 80420, 607171, 1214342, 2428684, 3035855, 6071710, 12143420]

約数ペア:

[(1, 12143420), (2, 6071710), (4, 3035855), (5, 2428684), (10, 1214342), (20, 607171), (151, 80420), (302, 40210), (604, 20105), (755, 16084), (1510, 8042), (3020, 4021)]