16720480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{14929}}^1$

素因数の和:14951

約数の個数: 48

約数和(自身を含む): 45148320

約数和(自身を除く): 28427840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 14929, 29858, 59716, 74645, 104503, 119432, 149290, 209006, 238864, 298580, 418012, 477728, 522515, 597160, 836024, 1045030, 1194320, 1672048, 2090060, 2388640, 3344096, 4180120, 8360240, 16720480]

約数ペア:

[(1, 16720480), (2, 8360240), (4, 4180120), (5, 3344096), (7, 2388640), (8, 2090060), (10, 1672048), (14, 1194320), (16, 1045030), (20, 836024), (28, 597160), (32, 522515), (35, 477728), (40, 418012), (56, 298580), (70, 238864), (80, 209006), (112, 149290), (140, 119432), (160, 104503), (224, 74645), (280, 59716), (560, 29858), (1120, 14929)]