905168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 40

約数和(自身を含む): 1979040

約数和(自身を除く): 1073872

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 139, 148, 176, 278, 296, 407, 556, 592, 814, 1112, 1529, 1628, 2224, 3058, 3256, 5143, 6116, 6512, 10286, 12232, 20572, 24464, 41144, 56573, 82288, 113146, 226292, 452584, 905168]

約数ペア:

[(1, 905168), (2, 452584), (4, 226292), (8, 113146), (11, 82288), (16, 56573), (22, 41144), (37, 24464), (44, 20572), (74, 12232), (88, 10286), (139, 6512), (148, 6116), (176, 5143), (278, 3256), (296, 3058), (407, 2224), (556, 1628), (592, 1529), (814, 1112)]