12781450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1367}}^1$

素因数の和:1407

約数の個数: 48

約数和(自身を含む): 27480384

約数和(自身を除く): 14698934

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1367, 1870, 2734, 4675, 6835, 9350, 13670, 15037, 23239, 30074, 34175, 46478, 68350, 75185, 116195, 150370, 232390, 255629, 375925, 511258, 580975, 751850, 1161950, 1278145, 2556290, 6390725, 12781450]

約数ペア:

[(1, 12781450), (2, 6390725), (5, 2556290), (10, 1278145), (11, 1161950), (17, 751850), (22, 580975), (25, 511258), (34, 375925), (50, 255629), (55, 232390), (85, 150370), (110, 116195), (170, 75185), (187, 68350), (275, 46478), (374, 34175), (425, 30074), (550, 23239), (850, 15037), (935, 13670), (1367, 9350), (1870, 6835), (2734, 4675)]