1197680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1361}}^1$

素因数の和:1385

約数の個数: 40

約数和(自身を含む): 3039984

約数和(自身を除く): 1842304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1361, 2722, 5444, 6805, 10888, 13610, 14971, 21776, 27220, 29942, 54440, 59884, 74855, 108880, 119768, 149710, 239536, 299420, 598840, 1197680]

約数ペア:

[(1, 1197680), (2, 598840), (4, 299420), (5, 239536), (8, 149710), (10, 119768), (11, 108880), (16, 74855), (20, 59884), (22, 54440), (40, 29942), (44, 27220), (55, 21776), (80, 14971), (88, 13610), (110, 10888), (176, 6805), (220, 5444), (440, 2722), (880, 1361)]