1066420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 2274048

約数和(自身を除く): 1207628

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 751, 1420, 1502, 3004, 3755, 7510, 15020, 53321, 106642, 213284, 266605, 533210, 1066420]

約数ペア:

[(1, 1066420), (2, 533210), (4, 266605), (5, 213284), (10, 106642), (20, 53321), (71, 15020), (142, 7510), (284, 3755), (355, 3004), (710, 1502), (751, 1420)]