890744

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 1797120

約数和(自身を除く): 906376

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 103, 184, 188, 206, 376, 412, 824, 1081, 2162, 2369, 4324, 4738, 4841, 8648, 9476, 9682, 18952, 19364, 38728, 111343, 222686, 445372, 890744]

約数ペア:

[(1, 890744), (2, 445372), (4, 222686), (8, 111343), (23, 38728), (46, 19364), (47, 18952), (92, 9682), (94, 9476), (103, 8648), (184, 4841), (188, 4738), (206, 4324), (376, 2369), (412, 2162), (824, 1081)]