4895590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 10456992

約数和(自身を除く): 5561402

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 97, 98, 103, 194, 206, 245, 485, 490, 515, 679, 721, 970, 1030, 1358, 1442, 3395, 3605, 4753, 5047, 6790, 7210, 9506, 9991, 10094, 19982, 23765, 25235, 47530, 49955, 50470, 69937, 99910, 139874, 349685, 489559, 699370, 979118, 2447795, 4895590]

約数ペア:

[(1, 4895590), (2, 2447795), (5, 979118), (7, 699370), (10, 489559), (14, 349685), (35, 139874), (49, 99910), (70, 69937), (97, 50470), (98, 49955), (103, 47530), (194, 25235), (206, 23765), (245, 19982), (485, 10094), (490, 9991), (515, 9506), (679, 7210), (721, 6790), (970, 5047), (1030, 4753), (1358, 3605), (1442, 3395)]