19602520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{70009}}^1$

素因数の和:70027

約数の個数: 32

約数和(自身を含む): 50407200

約数和(自身を除く): 30804680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 70009, 140018, 280036, 350045, 490063, 560072, 700090, 980126, 1400180, 1960252, 2450315, 2800360, 3920504, 4900630, 9801260, 19602520]

約数ペア:

[(1, 19602520), (2, 9801260), (4, 4900630), (5, 3920504), (7, 2800360), (8, 2450315), (10, 1960252), (14, 1400180), (20, 980126), (28, 700090), (35, 560072), (40, 490063), (56, 350045), (70, 280036), (140, 140018), (280, 70009)]