15857660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8713}}^1$

素因数の和:8742

約数の個数: 48

約数和(自身を含む): 40990656

約数和(自身を除く): 25132996

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8713, 17426, 34852, 43565, 60991, 87130, 113269, 121982, 174260, 226538, 243964, 304955, 453076, 566345, 609910, 792883, 1132690, 1219820, 1585766, 2265380, 3171532, 3964415, 7928830, 15857660]

約数ペア:

[(1, 15857660), (2, 7928830), (4, 3964415), (5, 3171532), (7, 2265380), (10, 1585766), (13, 1219820), (14, 1132690), (20, 792883), (26, 609910), (28, 566345), (35, 453076), (52, 304955), (65, 243964), (70, 226538), (91, 174260), (130, 121982), (140, 113269), (182, 87130), (260, 60991), (364, 43565), (455, 34852), (910, 17426), (1820, 8713)]