20113300

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1447}}^1$

素因数の和:1600

約数の個数: 36

約数和(自身を含む): 43990240

約数和(自身を除く): 23876940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 1447, 2780, 2894, 3475, 5788, 6950, 7235, 13900, 14470, 28940, 36175, 72350, 144700, 201133, 402266, 804532, 1005665, 2011330, 4022660, 5028325, 10056650, 20113300]

約数ペア:

[(1, 20113300), (2, 10056650), (4, 5028325), (5, 4022660), (10, 2011330), (20, 1005665), (25, 804532), (50, 402266), (100, 201133), (139, 144700), (278, 72350), (556, 36175), (695, 28940), (1390, 14470), (1447, 13900), (2780, 7235), (2894, 6950), (3475, 5788)]