About the Number

105310020

105310019 ← → 105310021

2進数表記:110010001101110011101000100

漢数字表記:一億五百三十一万二十

素因数分解:

2 2 × 3 1 × 5 1 × 29 2 × 2087 1

素因数の和:2157
約数の個数: 72
約数和(自身を含む): 305532864
約数和(自身を除く): 200222844

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 841, 870, 1682, 1740, 2087, 2523, 3364, 4174, 4205, 5046, 6261, 8348, 8410, 10092, 10435, 12522, 12615, 16820, 20870, 25044, 25230, 31305, 41740, 50460, 60523, 62610, 121046, 125220, 181569, 242092, 302615, 363138, 605230, 726276, 907845, 1210460, 1755167, 1815690, 3510334, 3631380, 5265501, 7020668, 8775835, 10531002, 17551670, 21062004, 26327505, 35103340, 52655010, 105310020]

約数ペア:
[(1, 105310020), (2, 52655010), (3, 35103340), (4, 26327505), (5, 21062004), (6, 17551670), (10, 10531002), (12, 8775835), (15, 7020668), (20, 5265501), (29, 3631380), (30, 3510334), (58, 1815690), (60, 1755167), (87, 1210460), (116, 907845), (145, 726276), (174, 605230), (290, 363138), (348, 302615), (435, 242092), (580, 181569), (841, 125220), (870, 121046), (1682, 62610), (1740, 60523), (2087, 50460), (2523, 41740), (3364, 31305), (4174, 25230), (4205, 25044), (5046, 20870), (6261, 16820), (8348, 12615), (8410, 12522), (10092, 10435)]

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