1239560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 3369600

約数和(自身を除く): 2130040

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, 233, 266, 280, 380, 466, 532, 665, 760, 932, 1064, 1165, 1330, 1631, 1864, 2330, 2660, 3262, 4427, 4660, 5320, 6524, 8155, 8854, 9320, 13048, 16310, 17708, 22135, 30989, 32620, 35416, 44270, 61978, 65240, 88540, 123956, 154945, 177080, 247912, 309890, 619780, 1239560]

約数ペア:

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