1880346040

素因数分解:

$2^3\times 5^1\times {\mathrm{12613}}^1\times {\mathrm{3727}}^1$

素因数の和:16351

約数の個数: 32

約数和(自身を含む): 4232249280

約数和(自身を除く): 2351903240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3727, 7454, 12613, 14908, 18635, 25226, 29816, 37270, 50452, 63065, 74540, 100904, 126130, 149080, 252260, 504520, 47008651, 94017302, 188034604, 235043255, 376069208, 470086510, 940173020, 1880346040]

約数ペア:

[(1, 1880346040), (2, 940173020), (4, 470086510), (5, 376069208), (8, 235043255), (10, 188034604), (20, 94017302), (40, 47008651), (3727, 504520), (7454, 252260), (12613, 149080), (14908, 126130), (18635, 100904), (25226, 74540), (29816, 63065), (37270, 50452)]