13448720

素因数分解:

$2^4\times 5^1\times {\mathrm{168109}}^1$

素因数の和:168122

約数の個数: 20

約数和(自身を含む): 31268460

約数和(自身を除く): 17819740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 168109, 336218, 672436, 840545, 1344872, 1681090, 2689744, 3362180, 6724360, 13448720]

約数ペア:

[(1, 13448720), (2, 6724360), (4, 3362180), (5, 2689744), (8, 1681090), (10, 1344872), (16, 840545), (20, 672436), (40, 336218), (80, 168109)]