1979180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 4843776

約数和(自身を除く): 2864596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 211, 268, 335, 422, 469, 670, 844, 938, 1055, 1340, 1477, 1876, 2110, 2345, 2954, 4220, 4690, 5908, 7385, 9380, 14137, 14770, 28274, 29540, 56548, 70685, 98959, 141370, 197918, 282740, 395836, 494795, 989590, 1979180]

約数ペア:

[(1, 1979180), (2, 989590), (4, 494795), (5, 395836), (7, 282740), (10, 197918), (14, 141370), (20, 98959), (28, 70685), (35, 56548), (67, 29540), (70, 28274), (134, 14770), (140, 14137), (211, 9380), (268, 7385), (335, 5908), (422, 4690), (469, 4220), (670, 2954), (844, 2345), (938, 2110), (1055, 1876), (1340, 1477)]