39935320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 93960000

約数和(自身を除く): 54024680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 173, 199, 232, 290, 346, 398, 580, 692, 796, 865, 995, 1160, 1384, 1592, 1730, 1990, 3460, 3980, 5017, 5771, 6920, 7960, 10034, 11542, 20068, 23084, 25085, 28855, 34427, 40136, 46168, 50170, 57710, 68854, 100340, 115420, 137708, 172135, 200680, 230840, 275416, 344270, 688540, 998383, 1377080, 1996766, 3993532, 4991915, 7987064, 9983830, 19967660, 39935320]

約数ペア:

[(1, 39935320), (2, 19967660), (4, 9983830), (5, 7987064), (8, 4991915), (10, 3993532), (20, 1996766), (29, 1377080), (40, 998383), (58, 688540), (116, 344270), (145, 275416), (173, 230840), (199, 200680), (232, 172135), (290, 137708), (346, 115420), (398, 100340), (580, 68854), (692, 57710), (796, 50170), (865, 46168), (995, 40136), (1160, 34427), (1384, 28855), (1592, 25085), (1730, 23084), (1990, 20068), (3460, 11542), (3980, 10034), (5017, 7960), (5771, 6920)]