20230844660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{337}}^1\times {\mathrm{17761}}^1$

素因数の和:18133

約数の個数: 72

約数和(自身を含む): 46143331416

約数和(自身を除く): 25912486756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 337, 338, 674, 676, 845, 1348, 1685, 1690, 3370, 3380, 4381, 6740, 8762, 17524, 17761, 21905, 35522, 43810, 56953, 71044, 87620, 88805, 113906, 177610, 227812, 230893, 284765, 355220, 461786, 569530, 923572, 1139060, 1154465, 2308930, 3001609, 4617860, 5985457, 6003218, 11970914, 12006436, 15008045, 23941828, 29927285, 30016090, 59854570, 60032180, 77810941, 119709140, 155621882, 311243764, 389054705, 778109410, 1011542233, 1556218820, 2023084466, 4046168932, 5057711165, 10115422330, 20230844660]

約数ペア:

[(1, 20230844660), (2, 10115422330), (4, 5057711165), (5, 4046168932), (10, 2023084466), (13, 1556218820), (20, 1011542233), (26, 778109410), (52, 389054705), (65, 311243764), (130, 155621882), (169, 119709140), (260, 77810941), (337, 60032180), (338, 59854570), (674, 30016090), (676, 29927285), (845, 23941828), (1348, 15008045), (1685, 12006436), (1690, 11970914), (3370, 6003218), (3380, 5985457), (4381, 4617860), (6740, 3001609), (8762, 2308930), (17524, 1154465), (17761, 1139060), (21905, 923572), (35522, 569530), (43810, 461786), (56953, 355220), (71044, 284765), (87620, 230893), (88805, 227812), (113906, 177610)]