20022800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{7151}}^1$

素因数の和:7176

約数の個数: 60

約数和(自身を含む): 54984576

約数和(自身を除く): 34961776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 7151, 14302, 28604, 35755, 50057, 57208, 71510, 100114, 114416, 143020, 178775, 200228, 250285, 286040, 357550, 400456, 500570, 572080, 715100, 800912, 1001140, 1251425, 1430200, 2002280, 2502850, 2860400, 4004560, 5005700, 10011400, 20022800]

約数ペア:

[(1, 20022800), (2, 10011400), (4, 5005700), (5, 4004560), (7, 2860400), (8, 2502850), (10, 2002280), (14, 1430200), (16, 1251425), (20, 1001140), (25, 800912), (28, 715100), (35, 572080), (40, 500570), (50, 400456), (56, 357550), (70, 286040), (80, 250285), (100, 200228), (112, 178775), (140, 143020), (175, 114416), (200, 100114), (280, 71510), (350, 57208), (400, 50057), (560, 35755), (700, 28604), (1400, 14302), (2800, 7151)]