2479120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 6963840

約数和(自身を除く): 4484720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 233, 266, 280, 304, 380, 466, 532, 560, 665, 760, 932, 1064, 1165, 1330, 1520, 1631, 1864, 2128, 2330, 2660, 3262, 3728, 4427, 4660, 5320, 6524, 8155, 8854, 9320, 10640, 13048, 16310, 17708, 18640, 22135, 26096, 30989, 32620, 35416, 44270, 61978, 65240, 70832, 88540, 123956, 130480, 154945, 177080, 247912, 309890, 354160, 495824, 619780, 1239560, 2479120]

約数ペア:

[(1, 2479120), (2, 1239560), (4, 619780), (5, 495824), (7, 354160), (8, 309890), (10, 247912), (14, 177080), (16, 154945), (19, 130480), (20, 123956), (28, 88540), (35, 70832), (38, 65240), (40, 61978), (56, 44270), (70, 35416), (76, 32620), (80, 30989), (95, 26096), (112, 22135), (133, 18640), (140, 17708), (152, 16310), (190, 13048), (233, 10640), (266, 9320), (280, 8854), (304, 8155), (380, 6524), (466, 5320), (532, 4660), (560, 4427), (665, 3728), (760, 3262), (932, 2660), (1064, 2330), (1165, 2128), (1330, 1864), (1520, 1631)]