2909130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1979}}^1$

素因数の和:2003

約数の個数: 48

約数和(自身を含む): 8125920

約数和(自身を除く): 5216790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 1979, 3958, 5937, 9895, 11874, 13853, 19790, 27706, 29685, 41559, 59370, 69265, 83118, 96971, 138530, 193942, 207795, 290913, 415590, 484855, 581826, 969710, 1454565, 2909130]

約数ペア:

[(1, 2909130), (2, 1454565), (3, 969710), (5, 581826), (6, 484855), (7, 415590), (10, 290913), (14, 207795), (15, 193942), (21, 138530), (30, 96971), (35, 83118), (42, 69265), (49, 59370), (70, 41559), (98, 29685), (105, 27706), (147, 19790), (210, 13853), (245, 11874), (294, 9895), (490, 5937), (735, 3958), (1470, 1979)]