20201300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{28859}}^1$

素因数の和:28880

約数の個数: 36

約数和(自身を含む): 50100960

約数和(自身を除く): 29899660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 28859, 57718, 115436, 144295, 202013, 288590, 404026, 577180, 721475, 808052, 1010065, 1442950, 2020130, 2885900, 4040260, 5050325, 10100650, 20201300]

約数ペア:

[(1, 20201300), (2, 10100650), (4, 5050325), (5, 4040260), (7, 2885900), (10, 2020130), (14, 1442950), (20, 1010065), (25, 808052), (28, 721475), (35, 577180), (50, 404026), (70, 288590), (100, 202013), (140, 144295), (175, 115436), (350, 57718), (700, 28859)]