1985456

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:437

約数の個数: 40

約数和(自身を含む): 4352400

約数和(自身を除く): 2366944

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 389, 464, 638, 778, 1276, 1556, 2552, 3112, 4279, 5104, 6224, 8558, 11281, 17116, 22562, 34232, 45124, 68464, 90248, 124091, 180496, 248182, 496364, 992728, 1985456]

約数ペア:

[(1, 1985456), (2, 992728), (4, 496364), (8, 248182), (11, 180496), (16, 124091), (22, 90248), (29, 68464), (44, 45124), (58, 34232), (88, 22562), (116, 17116), (176, 11281), (232, 8558), (319, 6224), (389, 5104), (464, 4279), (638, 3112), (778, 2552), (1276, 1556)]