11142880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{9949}}^1$

素因数の和:9971

約数の個数: 48

約数和(自身を含む): 30088800

約数和(自身を除く): 18945920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 9949, 19898, 39796, 49745, 69643, 79592, 99490, 139286, 159184, 198980, 278572, 318368, 348215, 397960, 557144, 696430, 795920, 1114288, 1392860, 1591840, 2228576, 2785720, 5571440, 11142880]

約数ペア:

[(1, 11142880), (2, 5571440), (4, 2785720), (5, 2228576), (7, 1591840), (8, 1392860), (10, 1114288), (14, 795920), (16, 696430), (20, 557144), (28, 397960), (32, 348215), (35, 318368), (40, 278572), (56, 198980), (70, 159184), (80, 139286), (112, 99490), (140, 79592), (160, 69643), (224, 49745), (280, 39796), (560, 19898), (1120, 9949)]