27515440

素因数分解:

$2^4\times 5^1\times {\mathrm{343943}}^1$

素因数の和:343956

約数の個数: 20

約数和(自身を含む): 63973584

約数和(自身を除く): 36458144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 343943, 687886, 1375772, 1719715, 2751544, 3439430, 5503088, 6878860, 13757720, 27515440]

約数ペア:

[(1, 27515440), (2, 13757720), (4, 6878860), (5, 5503088), (8, 3439430), (10, 2751544), (16, 1719715), (20, 1375772), (40, 687886), (80, 343943)]