2016982840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{951407}}^1$

素因数の和:951471

約数の個数: 32

約数和(自身を含む): 4623842880

約数和(自身を除く): 2606860040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 951407, 1902814, 3805628, 4757035, 7611256, 9514070, 19028140, 38056280, 50424571, 100849142, 201698284, 252122855, 403396568, 504245710, 1008491420, 2016982840]

約数ペア:

[(1, 2016982840), (2, 1008491420), (4, 504245710), (5, 403396568), (8, 252122855), (10, 201698284), (20, 100849142), (40, 50424571), (53, 38056280), (106, 19028140), (212, 9514070), (265, 7611256), (424, 4757035), (530, 3805628), (1060, 1902814), (2120, 951407)]