27992560

素因数分解:

$2^4\times 5^1\times {\mathrm{349907}}^1$

素因数の和:349920

約数の個数: 20

約数和(自身を含む): 65082888

約数和(自身を除く): 37090328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349907, 699814, 1399628, 1749535, 2799256, 3499070, 5598512, 6998140, 13996280, 27992560]

約数ペア:

[(1, 27992560), (2, 13996280), (4, 6998140), (5, 5598512), (8, 3499070), (10, 2799256), (16, 1749535), (20, 1399628), (40, 699814), (80, 349907)]