16840480

素因数分解:

$2^5\times 5^1\times {\mathrm{105253}}^1$

素因数の和:105268

約数の個数: 24

約数和(自身を含む): 39786012

約数和(自身を除く): 22945532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 105253, 210506, 421012, 526265, 842024, 1052530, 1684048, 2105060, 3368096, 4210120, 8420240, 16840480]

約数ペア:

[(1, 16840480), (2, 8420240), (4, 4210120), (5, 3368096), (8, 2105060), (10, 1684048), (16, 1052530), (20, 842024), (32, 526265), (40, 421012), (80, 210506), (160, 105253)]