2880821785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{4157}}^1$

素因数の和:4473

約数の個数: 32

約数和(自身を含む): 3793692672

約数和(自身を除く): 912870887

約数列:

[1, 5, 17, 31, 85, 155, 263, 527, 1315, 2635, 4157, 4471, 8153, 20785, 22355, 40765, 70669, 128867, 138601, 353345, 644335, 693005, 1093291, 2190739, 5466455, 10953695, 18585947, 33892021, 92929735, 169460105, 576164357, 2880821785]

約数ペア:

[(1, 2880821785), (5, 576164357), (17, 169460105), (31, 92929735), (85, 33892021), (155, 18585947), (263, 10953695), (527, 5466455), (1315, 2190739), (2635, 1093291), (4157, 693005), (4471, 644335), (8153, 353345), (20785, 138601), (22355, 128867), (40765, 70669)]