2195662720

素因数分解:

$2^7\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{2819}}^1$

素因数の和:4055

約数の個数: 64

約数和(自身を含む): 5255182800

約数和(自身を除く): 3059520080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1217, 2434, 2819, 4868, 5638, 6085, 9736, 11276, 12170, 14095, 19472, 22552, 24340, 28190, 38944, 45104, 48680, 56380, 77888, 90208, 97360, 112760, 155776, 180416, 194720, 225520, 360832, 389440, 451040, 778880, 902080, 1804160, 3430723, 6861446, 13722892, 17153615, 27445784, 34307230, 54891568, 68614460, 109783136, 137228920, 219566272, 274457840, 439132544, 548915680, 1097831360, 2195662720]

約数ペア:

[(1, 2195662720), (2, 1097831360), (4, 548915680), (5, 439132544), (8, 274457840), (10, 219566272), (16, 137228920), (20, 109783136), (32, 68614460), (40, 54891568), (64, 34307230), (80, 27445784), (128, 17153615), (160, 13722892), (320, 6861446), (640, 3430723), (1217, 1804160), (2434, 902080), (2819, 778880), (4868, 451040), (5638, 389440), (6085, 360832), (9736, 225520), (11276, 194720), (12170, 180416), (14095, 155776), (19472, 112760), (22552, 97360), (24340, 90208), (28190, 77888), (38944, 56380), (45104, 48680)]