2020170970

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1\times {\mathrm{1489}}^1$

素因数の和:2350

約数の個数: 32

約数和(自身を含む): 3661680960

約数和(自身を除く): 1641509990

約数列:

[1, 2, 5, 10, 211, 422, 643, 1055, 1286, 1489, 2110, 2978, 3215, 6430, 7445, 14890, 135673, 271346, 314179, 628358, 678365, 957427, 1356730, 1570895, 1914854, 3141790, 4787135, 9574270, 202017097, 404034194, 1010085485, 2020170970]

約数ペア:

[(1, 2020170970), (2, 1010085485), (5, 404034194), (10, 202017097), (211, 9574270), (422, 4787135), (643, 3141790), (1055, 1914854), (1286, 1570895), (1489, 1356730), (2110, 957427), (2978, 678365), (3215, 628358), (6430, 314179), (7445, 271346), (14890, 135673)]