20174797940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{114773}}^1$

素因数の和:114857

約数の個数: 96

約数和(自身を含む): 49979026944

約数和(自身を除く): 29804229004

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 47, 55, 68, 85, 94, 110, 170, 187, 188, 220, 235, 340, 374, 470, 517, 748, 799, 935, 940, 1034, 1598, 1870, 2068, 2585, 3196, 3740, 3995, 5170, 7990, 8789, 10340, 15980, 17578, 35156, 43945, 87890, 114773, 175780, 229546, 459092, 573865, 1147730, 1262503, 1951141, 2295460, 2525006, 3902282, 5050012, 5394331, 6312515, 7804564, 9755705, 10788662, 12625030, 19511410, 21462551, 21577324, 25250060, 26971655, 39022820, 42925102, 53943310, 59337641, 85850204, 91703627, 107312755, 107886620, 118675282, 183407254, 214625510, 237350564, 296688205, 366814508, 429251020, 458518135, 593376410, 917036270, 1008739897, 1186752820, 1834072540, 2017479794, 4034959588, 5043699485, 10087398970, 20174797940]

約数ペア:

[(1, 20174797940), (2, 10087398970), (4, 5043699485), (5, 4034959588), (10, 2017479794), (11, 1834072540), (17, 1186752820), (20, 1008739897), (22, 917036270), (34, 593376410), (44, 458518135), (47, 429251020), (55, 366814508), (68, 296688205), (85, 237350564), (94, 214625510), (110, 183407254), (170, 118675282), (187, 107886620), (188, 107312755), (220, 91703627), (235, 85850204), (340, 59337641), (374, 53943310), (470, 42925102), (517, 39022820), (748, 26971655), (799, 25250060), (935, 21577324), (940, 21462551), (1034, 19511410), (1598, 12625030), (1870, 10788662), (2068, 9755705), (2585, 7804564), (3196, 6312515), (3740, 5394331), (3995, 5050012), (5170, 3902282), (7990, 2525006), (8789, 2295460), (10340, 1951141), (15980, 1262503), (17578, 1147730), (35156, 573865), (43945, 459092), (87890, 229546), (114773, 175780)]