1668996880

素因数分解:

$2^4\times 5^1\times {\mathrm{701}}^1\times {\mathrm{29761}}^1$

素因数の和:30475

約数の個数: 40

約数和(自身を含む): 3886083864

約数和(自身を除く): 2217086984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 701, 1402, 2804, 3505, 5608, 7010, 11216, 14020, 28040, 29761, 56080, 59522, 119044, 148805, 238088, 297610, 476176, 595220, 1190440, 2380880, 20862461, 41724922, 83449844, 104312305, 166899688, 208624610, 333799376, 417249220, 834498440, 1668996880]

約数ペア:

[(1, 1668996880), (2, 834498440), (4, 417249220), (5, 333799376), (8, 208624610), (10, 166899688), (16, 104312305), (20, 83449844), (40, 41724922), (80, 20862461), (701, 2380880), (1402, 1190440), (2804, 595220), (3505, 476176), (5608, 297610), (7010, 238088), (11216, 148805), (14020, 119044), (28040, 59522), (29761, 56080)]