215840480

素因数分解:

$2^5\times 5^1\times {\mathrm{1349003}}^1$

素因数の和:1349018

約数の個数: 24

約数和(自身を含む): 509923512

約数和(自身を除く): 294083032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1349003, 2698006, 5396012, 6745015, 10792024, 13490030, 21584048, 26980060, 43168096, 53960120, 107920240, 215840480]

約数ペア:

[(1, 215840480), (2, 107920240), (4, 53960120), (5, 43168096), (8, 26980060), (10, 21584048), (16, 13490030), (20, 10792024), (32, 6745015), (40, 5396012), (80, 2698006), (160, 1349003)]