11998840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{42853}}^1$

素因数の和:42871

約数の個数: 32

約数和(自身を含む): 30854880

約数和(自身を除く): 18856040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 42853, 85706, 171412, 214265, 299971, 342824, 428530, 599942, 857060, 1199884, 1499855, 1714120, 2399768, 2999710, 5999420, 11998840]

約数ペア:

[(1, 11998840), (2, 5999420), (4, 2999710), (5, 2399768), (7, 1714120), (8, 1499855), (10, 1199884), (14, 857060), (20, 599942), (28, 428530), (35, 342824), (40, 299971), (56, 214265), (70, 171412), (140, 85706), (280, 42853)]