11883980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8369}}^1$

素因数の和:8449

約数の個数: 24

約数和(自身を含む): 25310880

約数和(自身を除く): 13426900

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 8369, 16738, 33476, 41845, 83690, 167380, 594199, 1188398, 2376796, 2970995, 5941990, 11883980]

約数ペア:

[(1, 11883980), (2, 5941990), (4, 2970995), (5, 2376796), (10, 1188398), (20, 594199), (71, 167380), (142, 83690), (284, 41845), (355, 33476), (710, 16738), (1420, 8369)]