49810040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{177893}}^1$

素因数の和:177911

約数の個数: 32

約数和(自身を含む): 128083680

約数和(自身を除く): 78273640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 177893, 355786, 711572, 889465, 1245251, 1423144, 1778930, 2490502, 3557860, 4981004, 6226255, 7115720, 9962008, 12452510, 24905020, 49810040]

約数ペア:

[(1, 49810040), (2, 24905020), (4, 12452510), (5, 9962008), (7, 7115720), (8, 6226255), (10, 4981004), (14, 3557860), (20, 2490502), (28, 1778930), (35, 1423144), (40, 1245251), (56, 889465), (70, 711572), (140, 355786), (280, 177893)]