13203280

素因数分解:

$2^4\times 5^1\times {\mathrm{165041}}^1$

素因数の和:165054

約数の個数: 20

約数和(自身を含む): 30697812

約数和(自身を除く): 17494532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 165041, 330082, 660164, 825205, 1320328, 1650410, 2640656, 3300820, 6601640, 13203280]

約数ペア:

[(1, 13203280), (2, 6601640), (4, 3300820), (5, 2640656), (8, 1650410), (10, 1320328), (16, 825205), (20, 660164), (40, 330082), (80, 165041)]