15635480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2976

約数の個数: 64

約数和(自身を含む): 42336000

約数和(自身を除く): 26700520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 2939, 5320, 5878, 11756, 14695, 20573, 23512, 29390, 41146, 55841, 58780, 82292, 102865, 111682, 117560, 164584, 205730, 223364, 279205, 390887, 411460, 446728, 558410, 781774, 822920, 1116820, 1563548, 1954435, 2233640, 3127096, 3908870, 7817740, 15635480]

約数ペア:

[(1, 15635480), (2, 7817740), (4, 3908870), (5, 3127096), (7, 2233640), (8, 1954435), (10, 1563548), (14, 1116820), (19, 822920), (20, 781774), (28, 558410), (35, 446728), (38, 411460), (40, 390887), (56, 279205), (70, 223364), (76, 205730), (95, 164584), (133, 117560), (140, 111682), (152, 102865), (190, 82292), (266, 58780), (280, 55841), (380, 41146), (532, 29390), (665, 23512), (760, 20573), (1064, 14695), (1330, 11756), (2660, 5878), (2939, 5320)]