49391240

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9013}}^1$

素因数の和:9161

約数の個数: 32

約数和(自身を含む): 111953880

約数和(自身を除く): 62562640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 9013, 18026, 36052, 45065, 72104, 90130, 180260, 360520, 1234781, 2469562, 4939124, 6173905, 9878248, 12347810, 24695620, 49391240]

約数ペア:

[(1, 49391240), (2, 24695620), (4, 12347810), (5, 9878248), (8, 6173905), (10, 4939124), (20, 2469562), (40, 1234781), (137, 360520), (274, 180260), (548, 90130), (685, 72104), (1096, 45065), (1370, 36052), (2740, 18026), (5480, 9013)]