201023480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{102563}}^1$

素因数の和:102588

約数の個数: 48

約数和(自身を含む): 526153320

約数和(自身を除く): 325129840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 102563, 205126, 410252, 512815, 717941, 820504, 1025630, 1435882, 2051260, 2871764, 3589705, 4102520, 5025587, 5743528, 7179410, 10051174, 14358820, 20102348, 25127935, 28717640, 40204696, 50255870, 100511740, 201023480]

約数ペア:

[(1, 201023480), (2, 100511740), (4, 50255870), (5, 40204696), (7, 28717640), (8, 25127935), (10, 20102348), (14, 14358820), (20, 10051174), (28, 7179410), (35, 5743528), (40, 5025587), (49, 4102520), (56, 3589705), (70, 2871764), (98, 2051260), (140, 1435882), (196, 1025630), (245, 820504), (280, 717941), (392, 512815), (490, 410252), (980, 205126), (1960, 102563)]