210699280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239431}}^1$

素因数の和:239455

約数の個数: 40

約数和(自身を含む): 534412224

約数和(自身を除く): 323712944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 239431, 478862, 957724, 1197155, 1915448, 2394310, 2633741, 3830896, 4788620, 5267482, 9577240, 10534964, 13168705, 19154480, 21069928, 26337410, 42139856, 52674820, 105349640, 210699280]

約数ペア:

[(1, 210699280), (2, 105349640), (4, 52674820), (5, 42139856), (8, 26337410), (10, 21069928), (11, 19154480), (16, 13168705), (20, 10534964), (22, 9577240), (40, 5267482), (44, 4788620), (55, 3830896), (80, 2633741), (88, 2394310), (110, 1915448), (176, 1197155), (220, 957724), (440, 478862), (880, 239431)]