20900600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{14929}}^1$

素因数の和:14952

約数の個数: 48

約数和(自身を含む): 55539600

約数和(自身を除く): 34639000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 14929, 29858, 59716, 74645, 104503, 119432, 149290, 209006, 298580, 373225, 418012, 522515, 597160, 746450, 836024, 1045030, 1492900, 2090060, 2612575, 2985800, 4180120, 5225150, 10450300, 20900600]

約数ペア:

[(1, 20900600), (2, 10450300), (4, 5225150), (5, 4180120), (7, 2985800), (8, 2612575), (10, 2090060), (14, 1492900), (20, 1045030), (25, 836024), (28, 746450), (35, 597160), (40, 522515), (50, 418012), (56, 373225), (70, 298580), (100, 209006), (140, 149290), (175, 119432), (200, 104503), (280, 74645), (350, 59716), (700, 29858), (1400, 14929)]