1566177220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{5237}}^1$

素因数の和:6052

約数の個数: 48

約数和(自身を含む): 3467136960

約数和(自身を除く): 1900959740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 787, 1574, 3148, 3935, 5237, 7870, 10474, 14953, 15740, 20948, 26185, 29906, 52370, 59812, 74765, 99503, 104740, 149530, 199006, 299060, 398012, 497515, 995030, 1990060, 4121519, 8243038, 16486076, 20607595, 41215190, 78308861, 82430380, 156617722, 313235444, 391544305, 783088610, 1566177220]

約数ペア:

[(1, 1566177220), (2, 783088610), (4, 391544305), (5, 313235444), (10, 156617722), (19, 82430380), (20, 78308861), (38, 41215190), (76, 20607595), (95, 16486076), (190, 8243038), (380, 4121519), (787, 1990060), (1574, 995030), (3148, 497515), (3935, 398012), (5237, 299060), (7870, 199006), (10474, 149530), (14953, 104740), (15740, 99503), (20948, 74765), (26185, 59812), (29906, 52370)]