2806980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4253}}^1$

素因数の和:4276

約数の個数: 48

約数和(自身を含む): 8576064

約数和(自身を除く): 5769084

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 4253, 8506, 12759, 17012, 21265, 25518, 42530, 46783, 51036, 63795, 85060, 93566, 127590, 140349, 187132, 233915, 255180, 280698, 467830, 561396, 701745, 935660, 1403490, 2806980]

約数ペア:

[(1, 2806980), (2, 1403490), (3, 935660), (4, 701745), (5, 561396), (6, 467830), (10, 280698), (11, 255180), (12, 233915), (15, 187132), (20, 140349), (22, 127590), (30, 93566), (33, 85060), (44, 63795), (55, 51036), (60, 46783), (66, 42530), (110, 25518), (132, 21265), (165, 17012), (220, 12759), (330, 8506), (660, 4253)]