28282860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157127}}^1$

素因数の和:157142

約数の個数: 36

約数和(自身を含む): 85791888

約数和(自身を除く): 57509028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157127, 314254, 471381, 628508, 785635, 942762, 1414143, 1571270, 1885524, 2356905, 2828286, 3142540, 4713810, 5656572, 7070715, 9427620, 14141430, 28282860]

約数ペア:

[(1, 28282860), (2, 14141430), (3, 9427620), (4, 7070715), (5, 5656572), (6, 4713810), (9, 3142540), (10, 2828286), (12, 2356905), (15, 1885524), (18, 1571270), (20, 1414143), (30, 942762), (36, 785635), (45, 628508), (60, 471381), (90, 314254), (180, 157127)]