39008920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 92664000

約数和(自身を除く): 53655080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 109, 115, 184, 218, 230, 389, 436, 460, 545, 778, 872, 920, 1090, 1556, 1945, 2180, 2507, 3112, 3890, 4360, 5014, 7780, 8947, 10028, 12535, 15560, 17894, 20056, 25070, 35788, 42401, 44735, 50140, 71576, 84802, 89470, 100280, 169604, 178940, 212005, 339208, 357880, 424010, 848020, 975223, 1696040, 1950446, 3900892, 4876115, 7801784, 9752230, 19504460, 39008920]

約数ペア:

[(1, 39008920), (2, 19504460), (4, 9752230), (5, 7801784), (8, 4876115), (10, 3900892), (20, 1950446), (23, 1696040), (40, 975223), (46, 848020), (92, 424010), (109, 357880), (115, 339208), (184, 212005), (218, 178940), (230, 169604), (389, 100280), (436, 89470), (460, 84802), (545, 71576), (778, 50140), (872, 44735), (920, 42401), (1090, 35788), (1556, 25070), (1945, 20056), (2180, 17894), (2507, 15560), (3112, 12535), (3890, 10028), (4360, 8947), (5014, 7780)]