2554544

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 40

約数和(自身を含む): 5237760

約数和(自身を除く): 2683216

約数列:

[1, 2, 4, 8, 16, 43, 47, 79, 86, 94, 158, 172, 188, 316, 344, 376, 632, 688, 752, 1264, 2021, 3397, 3713, 4042, 6794, 7426, 8084, 13588, 14852, 16168, 27176, 29704, 32336, 54352, 59408, 159659, 319318, 638636, 1277272, 2554544]

約数ペア:

[(1, 2554544), (2, 1277272), (4, 638636), (8, 319318), (16, 159659), (43, 59408), (47, 54352), (79, 32336), (86, 29704), (94, 27176), (158, 16168), (172, 14852), (188, 13588), (316, 8084), (344, 7426), (376, 6794), (632, 4042), (688, 3713), (752, 3397), (1264, 2021)]