187042520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{668009}}^1$

素因数の和:668027

約数の個数: 32

約数和(自身を含む): 480967200

約数和(自身を除く): 293924680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 668009, 1336018, 2672036, 3340045, 4676063, 5344072, 6680090, 9352126, 13360180, 18704252, 23380315, 26720360, 37408504, 46760630, 93521260, 187042520]

約数ペア:

[(1, 187042520), (2, 93521260), (4, 46760630), (5, 37408504), (7, 26720360), (8, 23380315), (10, 18704252), (14, 13360180), (20, 9352126), (28, 6680090), (35, 5344072), (40, 4676063), (56, 3340045), (70, 2672036), (140, 1336018), (280, 668009)]