220997392

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179381}}^1$

素因数の和:179407

約数の個数: 40

約数和(自身を含む): 533840832

約数和(自身を除く): 312843440

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 179381, 358762, 717524, 1255667, 1435048, 1973191, 2511334, 2870096, 3946382, 5022668, 7892764, 10045336, 13812337, 15785528, 20090672, 27624674, 31571056, 55249348, 110498696, 220997392]

約数ペア:

[(1, 220997392), (2, 110498696), (4, 55249348), (7, 31571056), (8, 27624674), (11, 20090672), (14, 15785528), (16, 13812337), (22, 10045336), (28, 7892764), (44, 5022668), (56, 3946382), (77, 2870096), (88, 2511334), (112, 1973191), (154, 1435048), (176, 1255667), (308, 717524), (616, 358762), (1232, 179381)]