148576720

素因数分解:

$2^4\times 5^1\times {\mathrm{1857209}}^1$

素因数の和:1857222

約数の個数: 20

約数和(自身を含む): 345441060

約数和(自身を除く): 196864340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1857209, 3714418, 7428836, 9286045, 14857672, 18572090, 29715344, 37144180, 74288360, 148576720]

約数ペア:

[(1, 148576720), (2, 74288360), (4, 37144180), (5, 29715344), (8, 18572090), (10, 14857672), (16, 9286045), (20, 7428836), (40, 3714418), (80, 1857209)]