20294660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53407}}^1$

素因数の和:53435

約数の個数: 24

約数和(自身を含む): 44862720

約数和(自身を除く): 24568060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53407, 106814, 213628, 267035, 534070, 1014733, 1068140, 2029466, 4058932, 5073665, 10147330, 20294660]

約数ペア:

[(1, 20294660), (2, 10147330), (4, 5073665), (5, 4058932), (10, 2029466), (19, 1068140), (20, 1014733), (38, 534070), (76, 267035), (95, 213628), (190, 106814), (380, 53407)]