214914880

素因数分解:

$2^6\times 5^1\times {\mathrm{671609}}^1$

素因数の和:671626

約数の個数: 28

約数和(自身を含む): 511766820

約数和(自身を除く): 296851940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 671609, 1343218, 2686436, 3358045, 5372872, 6716090, 10745744, 13432180, 21491488, 26864360, 42982976, 53728720, 107457440, 214914880]

約数ペア:

[(1, 214914880), (2, 107457440), (4, 53728720), (5, 42982976), (8, 26864360), (10, 21491488), (16, 13432180), (20, 10745744), (32, 6716090), (40, 5372872), (64, 3358045), (80, 2686436), (160, 1343218), (320, 671609)]