680480

素因数分解:

$2^5\times 5^1\times {\mathrm{4253}}^1$

素因数の和:4268

約数の個数: 24

約数和(自身を含む): 1608012

約数和(自身を除く): 927532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 4253, 8506, 17012, 21265, 34024, 42530, 68048, 85060, 136096, 170120, 340240, 680480]

約数ペア:

[(1, 680480), (2, 340240), (4, 170120), (5, 136096), (8, 85060), (10, 68048), (16, 42530), (20, 34024), (32, 21265), (40, 17012), (80, 8506), (160, 4253)]