1922459220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{970939}}^1$

素因数の和:970965

約数の個数: 72

約数和(自身を含む): 6361598880

約数和(自身を除く): 4439139660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 970939, 1941878, 2912817, 3883756, 4854695, 5825634, 8738451, 9709390, 10680329, 11651268, 14564085, 17476902, 19418780, 21360658, 29128170, 32040987, 34953804, 42721316, 43692255, 53401645, 58256340, 64081974, 87384510, 96122961, 106803290, 128163948, 160204935, 174769020, 192245922, 213606580, 320409870, 384491844, 480614805, 640819740, 961229610, 1922459220]

約数ペア:

[(1, 1922459220), (2, 961229610), (3, 640819740), (4, 480614805), (5, 384491844), (6, 320409870), (9, 213606580), (10, 192245922), (11, 174769020), (12, 160204935), (15, 128163948), (18, 106803290), (20, 96122961), (22, 87384510), (30, 64081974), (33, 58256340), (36, 53401645), (44, 43692255), (45, 42721316), (55, 34953804), (60, 32040987), (66, 29128170), (90, 21360658), (99, 19418780), (110, 17476902), (132, 14564085), (165, 11651268), (180, 10680329), (198, 9709390), (220, 8738451), (330, 5825634), (396, 4854695), (495, 3883756), (660, 2912817), (990, 1941878), (1980, 970939)]