11320720

素因数分解:

$2^4\times 5^1\times {\mathrm{141509}}^1$

素因数の和:141522

約数の個数: 20

約数和(自身を含む): 26320860

約数和(自身を除く): 15000140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 141509, 283018, 566036, 707545, 1132072, 1415090, 2264144, 2830180, 5660360, 11320720]

約数ペア:

[(1, 11320720), (2, 5660360), (4, 2830180), (5, 2264144), (8, 1415090), (10, 1132072), (16, 707545), (20, 566036), (40, 283018), (80, 141509)]