20478988080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9481013}}^1$

素因数の和:9481035

約数の個数: 80

約数和(自身を含む): 70538744160

約数和(自身を除く): 50059756080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9481013, 18962026, 28443039, 37924052, 47405065, 56886078, 75848104, 85329117, 94810130, 113772156, 142215195, 151696208, 170658234, 189620260, 227544312, 255987351, 284430390, 341316468, 379240520, 426645585, 455088624, 511974702, 568860780, 682632936, 758481040, 853291170, 1023949404, 1137721560, 1279936755, 1365265872, 1706582340, 2047898808, 2275443120, 2559873510, 3413164680, 4095797616, 5119747020, 6826329360, 10239494040, 20478988080]

約数ペア:

[(1, 20478988080), (2, 10239494040), (3, 6826329360), (4, 5119747020), (5, 4095797616), (6, 3413164680), (8, 2559873510), (9, 2275443120), (10, 2047898808), (12, 1706582340), (15, 1365265872), (16, 1279936755), (18, 1137721560), (20, 1023949404), (24, 853291170), (27, 758481040), (30, 682632936), (36, 568860780), (40, 511974702), (45, 455088624), (48, 426645585), (54, 379240520), (60, 341316468), (72, 284430390), (80, 255987351), (90, 227544312), (108, 189620260), (120, 170658234), (135, 151696208), (144, 142215195), (180, 113772156), (216, 94810130), (240, 85329117), (270, 75848104), (360, 56886078), (432, 47405065), (540, 37924052), (720, 28443039), (1080, 18962026), (2160, 9481013)]