488243740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{21433}}^1$

素因数の和:21526

約数の個数: 48

約数和(自身を含む): 1101879072

約数和(自身を除く): 613635332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 4556, 5695, 11390, 21433, 22780, 42866, 85732, 107165, 214330, 364361, 428660, 728722, 1436011, 1457444, 1821805, 2872022, 3643610, 5744044, 7180055, 7287220, 14360110, 24412187, 28720220, 48824374, 97648748, 122060935, 244121870, 488243740]

約数ペア:

[(1, 488243740), (2, 244121870), (4, 122060935), (5, 97648748), (10, 48824374), (17, 28720220), (20, 24412187), (34, 14360110), (67, 7287220), (68, 7180055), (85, 5744044), (134, 3643610), (170, 2872022), (268, 1821805), (335, 1457444), (340, 1436011), (670, 728722), (1139, 428660), (1340, 364361), (2278, 214330), (4556, 107165), (5695, 85732), (11390, 42866), (21433, 22780)]