13980400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{4993}}^1$

素因数の和:5018

約数の個数: 60

約数和(自身を含む): 38393872

約数和(自身を除く): 24413472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 4993, 9986, 19972, 24965, 34951, 39944, 49930, 69902, 79888, 99860, 124825, 139804, 174755, 199720, 249650, 279608, 349510, 399440, 499300, 559216, 699020, 873775, 998600, 1398040, 1747550, 1997200, 2796080, 3495100, 6990200, 13980400]

約数ペア:

[(1, 13980400), (2, 6990200), (4, 3495100), (5, 2796080), (7, 1997200), (8, 1747550), (10, 1398040), (14, 998600), (16, 873775), (20, 699020), (25, 559216), (28, 499300), (35, 399440), (40, 349510), (50, 279608), (56, 249650), (70, 199720), (80, 174755), (100, 139804), (112, 124825), (140, 99860), (175, 79888), (200, 69902), (280, 49930), (350, 39944), (400, 34951), (560, 24965), (700, 19972), (1400, 9986), (2800, 4993)]