19908160

素因数分解:

$2^6\times 5^1\times {\mathrm{62213}}^1$

素因数の和:62230

約数の個数: 28

約数和(自身を含む): 47407068

約数和(自身を除く): 27498908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 62213, 124426, 248852, 311065, 497704, 622130, 995408, 1244260, 1990816, 2488520, 3981632, 4977040, 9954080, 19908160]

約数ペア:

[(1, 19908160), (2, 9954080), (4, 4977040), (5, 3981632), (8, 2488520), (10, 1990816), (16, 1244260), (20, 995408), (32, 622130), (40, 497704), (64, 311065), (80, 248852), (160, 124426), (320, 62213)]