27351940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17761}}^1$

素因数の和:17788

約数の個数: 48

約数和(自身を含む): 71616384

約数和(自身を除く): 44264444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 17761, 35522, 71044, 88805, 124327, 177610, 195371, 248654, 355220, 390742, 497308, 621635, 781484, 976855, 1243270, 1367597, 1953710, 2486540, 2735194, 3907420, 5470388, 6837985, 13675970, 27351940]

約数ペア:

[(1, 27351940), (2, 13675970), (4, 6837985), (5, 5470388), (7, 3907420), (10, 2735194), (11, 2486540), (14, 1953710), (20, 1367597), (22, 1243270), (28, 976855), (35, 781484), (44, 621635), (55, 497308), (70, 390742), (77, 355220), (110, 248654), (140, 195371), (154, 177610), (220, 124327), (308, 88805), (385, 71044), (770, 35522), (1540, 17761)]