972210820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{67421}}^1$

素因数の和:67540

約数の個数: 48

約数和(自身を含む): 2355994368

約数和(自身を除く): 1383783548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 14420, 67421, 134842, 269684, 337105, 471947, 674210, 943894, 1348420, 1887788, 2359735, 4719470, 6944363, 9438940, 13888726, 27777452, 34721815, 48610541, 69443630, 97221082, 138887260, 194442164, 243052705, 486105410, 972210820]

約数ペア:

[(1, 972210820), (2, 486105410), (4, 243052705), (5, 194442164), (7, 138887260), (10, 97221082), (14, 69443630), (20, 48610541), (28, 34721815), (35, 27777452), (70, 13888726), (103, 9438940), (140, 6944363), (206, 4719470), (412, 2359735), (515, 1887788), (721, 1348420), (1030, 943894), (1442, 674210), (2060, 471947), (2884, 337105), (3605, 269684), (7210, 134842), (14420, 67421)]