28267640

素因数分解:

$2^3\times 5^1\times {\mathrm{751}}^1\times {\mathrm{941}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 63754560

約数和(自身を除く): 35486920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 751, 941, 1502, 1882, 3004, 3755, 3764, 4705, 6008, 7510, 7528, 9410, 15020, 18820, 30040, 37640, 706691, 1413382, 2826764, 3533455, 5653528, 7066910, 14133820, 28267640]

約数ペア:

[(1, 28267640), (2, 14133820), (4, 7066910), (5, 5653528), (8, 3533455), (10, 2826764), (20, 1413382), (40, 706691), (751, 37640), (941, 30040), (1502, 18820), (1882, 15020), (3004, 9410), (3755, 7528), (3764, 7510), (4705, 6008)]