2318890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 4823424

約数和(自身を除く): 2504534

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 211, 314, 422, 785, 1055, 1099, 1477, 1570, 2110, 2198, 2954, 5495, 7385, 10990, 14770, 33127, 66254, 165635, 231889, 331270, 463778, 1159445, 2318890]

約数ペア:

[(1, 2318890), (2, 1159445), (5, 463778), (7, 331270), (10, 231889), (14, 165635), (35, 66254), (70, 33127), (157, 14770), (211, 10990), (314, 7385), (422, 5495), (785, 2954), (1055, 2198), (1099, 2110), (1477, 1570)]