13730320

素因数分解:

$2^4\times 5^1\times {\mathrm{171629}}^1$

素因数の和:171642

約数の個数: 20

約数和(自身を含む): 31923180

約数和(自身を除く): 18192860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 171629, 343258, 686516, 858145, 1373032, 1716290, 2746064, 3432580, 6865160, 13730320]

約数ペア:

[(1, 13730320), (2, 6865160), (4, 3432580), (5, 2746064), (8, 1716290), (10, 1373032), (16, 858145), (20, 686516), (40, 343258), (80, 171629)]