2013147580

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{383}}^1\times {\mathrm{977}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 4258759680

約数和(自身を除く): 2245612100

約数列:

[1, 2, 4, 5, 10, 20, 269, 383, 538, 766, 977, 1076, 1345, 1532, 1915, 1954, 2690, 3830, 3908, 4885, 5380, 7660, 9770, 19540, 103027, 206054, 262813, 374191, 412108, 515135, 525626, 748382, 1030270, 1051252, 1314065, 1496764, 1870955, 2060540, 2628130, 3741910, 5256260, 7483820, 100657379, 201314758, 402629516, 503286895, 1006573790, 2013147580]

約数ペア:

[(1, 2013147580), (2, 1006573790), (4, 503286895), (5, 402629516), (10, 201314758), (20, 100657379), (269, 7483820), (383, 5256260), (538, 3741910), (766, 2628130), (977, 2060540), (1076, 1870955), (1345, 1496764), (1532, 1314065), (1915, 1051252), (1954, 1030270), (2690, 748382), (3830, 525626), (3908, 515135), (4885, 412108), (5380, 374191), (7660, 262813), (9770, 206054), (19540, 103027)]