20228320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{18061}}^1$

素因数の和:18083

約数の個数: 48

約数和(自身を含む): 54619488

約数和(自身を除く): 34391168

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, 18061, 36122, 72244, 90305, 126427, 144488, 180610, 252854, 288976, 361220, 505708, 577952, 632135, 722440, 1011416, 1264270, 1444880, 2022832, 2528540, 2889760, 4045664, 5057080, 10114160, 20228320]

約数ペア:

[(1, 20228320), (2, 10114160), (4, 5057080), (5, 4045664), (7, 2889760), (8, 2528540), (10, 2022832), (14, 1444880), (16, 1264270), (20, 1011416), (28, 722440), (32, 632135), (35, 577952), (40, 505708), (56, 361220), (70, 288976), (80, 252854), (112, 180610), (140, 144488), (160, 126427), (224, 90305), (280, 72244), (560, 36122), (1120, 18061)]