2661872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 40

約数和(自身を含む): 5450544

約数和(自身を除く): 2788672

約数列:

[1, 2, 4, 8, 16, 43, 53, 73, 86, 106, 146, 172, 212, 292, 344, 424, 584, 688, 848, 1168, 2279, 3139, 3869, 4558, 6278, 7738, 9116, 12556, 15476, 18232, 25112, 30952, 36464, 50224, 61904, 166367, 332734, 665468, 1330936, 2661872]

約数ペア:

[(1, 2661872), (2, 1330936), (4, 665468), (8, 332734), (16, 166367), (43, 61904), (53, 50224), (73, 36464), (86, 30952), (106, 25112), (146, 18232), (172, 15476), (212, 12556), (292, 9116), (344, 7738), (424, 6278), (584, 4558), (688, 3869), (848, 3139), (1168, 2279)]