2272720

素因数分解:

$2^4\times 5^1\times {\mathrm{28409}}^1$

素因数の和:28422

約数の個数: 20

約数和(自身を含む): 5284260

約数和(自身を除く): 3011540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 28409, 56818, 113636, 142045, 227272, 284090, 454544, 568180, 1136360, 2272720]

約数ペア:

[(1, 2272720), (2, 1136360), (4, 568180), (5, 454544), (8, 284090), (10, 227272), (16, 142045), (20, 113636), (40, 56818), (80, 28409)]