20097700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{28711}}^1$

素因数の和:28732

約数の個数: 36

約数和(自身を含む): 49844032

約数和(自身を除く): 29746332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 28711, 57422, 114844, 143555, 200977, 287110, 401954, 574220, 717775, 803908, 1004885, 1435550, 2009770, 2871100, 4019540, 5024425, 10048850, 20097700]

約数ペア:

[(1, 20097700), (2, 10048850), (4, 5024425), (5, 4019540), (7, 2871100), (10, 2009770), (14, 1435550), (20, 1004885), (25, 803908), (28, 717775), (35, 574220), (50, 401954), (70, 287110), (100, 200977), (140, 143555), (175, 114844), (350, 57422), (700, 28711)]