1330393870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{538621}}^1$

素因数の和:538660

約数の個数: 32

約数和(自身を含む): 2714654880

約数和(自身を除く): 1384261010

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 538621, 1077242, 2693105, 5386210, 7002073, 10233799, 14004146, 20467598, 35010365, 51168995, 70020730, 102337990, 133039387, 266078774, 665196935, 1330393870]

約数ペア:

[(1, 1330393870), (2, 665196935), (5, 266078774), (10, 133039387), (13, 102337990), (19, 70020730), (26, 51168995), (38, 35010365), (65, 20467598), (95, 14004146), (130, 10233799), (190, 7002073), (247, 5386210), (494, 2693105), (1235, 1077242), (2470, 538621)]