23319280

素因数分解:

$2^4\times 5^1\times {\mathrm{291491}}^1$

素因数の和:291504

約数の個数: 20

約数和(自身を含む): 54217512

約数和(自身を除く): 30898232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 291491, 582982, 1165964, 1457455, 2331928, 2914910, 4663856, 5829820, 11659640, 23319280]

約数ペア:

[(1, 23319280), (2, 11659640), (4, 5829820), (5, 4663856), (8, 2914910), (10, 2331928), (16, 1457455), (20, 1165964), (40, 582982), (80, 291491)]