12820160

素因数分解:

$2^6\times 5^1\times {\mathrm{40063}}^1$

素因数の和:40080

約数の個数: 28

約数和(自身を含む): 30528768

約数和(自身を除く): 17708608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40063, 80126, 160252, 200315, 320504, 400630, 641008, 801260, 1282016, 1602520, 2564032, 3205040, 6410080, 12820160]

約数ペア:

[(1, 12820160), (2, 6410080), (4, 3205040), (5, 2564032), (8, 1602520), (10, 1282016), (16, 801260), (20, 641008), (32, 400630), (40, 320504), (64, 200315), (80, 160252), (160, 80126), (320, 40063)]