19855040

素因数分解:

$2^6\times 5^1\times {\mathrm{62047}}^1$

素因数の和:62064

約数の個数: 28

約数和(自身を含む): 47280576

約数和(自身を除く): 27425536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 62047, 124094, 248188, 310235, 496376, 620470, 992752, 1240940, 1985504, 2481880, 3971008, 4963760, 9927520, 19855040]

約数ペア:

[(1, 19855040), (2, 9927520), (4, 4963760), (5, 3971008), (8, 2481880), (10, 1985504), (16, 1240940), (20, 992752), (32, 620470), (40, 496376), (64, 310235), (80, 248188), (160, 124094), (320, 62047)]