15841480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 37895040

約数和(自身を除く): 22053560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 67, 92, 115, 134, 184, 230, 257, 268, 335, 460, 514, 536, 670, 920, 1028, 1285, 1340, 1541, 2056, 2570, 2680, 3082, 5140, 5911, 6164, 7705, 10280, 11822, 12328, 15410, 17219, 23644, 29555, 30820, 34438, 47288, 59110, 61640, 68876, 86095, 118220, 137752, 172190, 236440, 344380, 396037, 688760, 792074, 1584148, 1980185, 3168296, 3960370, 7920740, 15841480]

約数ペア:

[(1, 15841480), (2, 7920740), (4, 3960370), (5, 3168296), (8, 1980185), (10, 1584148), (20, 792074), (23, 688760), (40, 396037), (46, 344380), (67, 236440), (92, 172190), (115, 137752), (134, 118220), (184, 86095), (230, 68876), (257, 61640), (268, 59110), (335, 47288), (460, 34438), (514, 30820), (536, 29555), (670, 23644), (920, 17219), (1028, 15410), (1285, 12328), (1340, 11822), (1541, 10280), (2056, 7705), (2570, 6164), (2680, 5911), (3082, 5140)]