2444540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 6182400

約数和(自身を除く): 3737860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 919, 1330, 1838, 2660, 3676, 4595, 6433, 9190, 12866, 17461, 18380, 25732, 32165, 34922, 64330, 69844, 87305, 122227, 128660, 174610, 244454, 349220, 488908, 611135, 1222270, 2444540]

約数ペア:

[(1, 2444540), (2, 1222270), (4, 611135), (5, 488908), (7, 349220), (10, 244454), (14, 174610), (19, 128660), (20, 122227), (28, 87305), (35, 69844), (38, 64330), (70, 34922), (76, 32165), (95, 25732), (133, 18380), (140, 17461), (190, 12866), (266, 9190), (380, 6433), (532, 4595), (665, 3676), (919, 2660), (1330, 1838)]