2019976760

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{192013}}^1$

素因数の和:192287

約数の個数: 32

約数和(自身を含む): 4562252640

約数和(自身を除く): 2542275880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 192013, 384026, 768052, 960065, 1536104, 1920130, 3840260, 7680520, 50499419, 100998838, 201997676, 252497095, 403995352, 504994190, 1009988380, 2019976760]

約数ペア:

[(1, 2019976760), (2, 1009988380), (4, 504994190), (5, 403995352), (8, 252497095), (10, 201997676), (20, 100998838), (40, 50499419), (263, 7680520), (526, 3840260), (1052, 1920130), (1315, 1536104), (2104, 960065), (2630, 768052), (5260, 384026), (10520, 192013)]