2120024560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1394753}}^1$

素因数の和:1394785

約数の個数: 40

約数和(自身を含む): 5188484880

約数和(自身を除く): 3068460320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1394753, 2789506, 5579012, 6973765, 11158024, 13947530, 22316048, 26500307, 27895060, 53000614, 55790120, 106001228, 111580240, 132501535, 212002456, 265003070, 424004912, 530006140, 1060012280, 2120024560]

約数ペア:

[(1, 2120024560), (2, 1060012280), (4, 530006140), (5, 424004912), (8, 265003070), (10, 212002456), (16, 132501535), (19, 111580240), (20, 106001228), (38, 55790120), (40, 53000614), (76, 27895060), (80, 26500307), (95, 22316048), (152, 13947530), (190, 11158024), (304, 6973765), (380, 5579012), (760, 2789506), (1520, 1394753)]