28362780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157571}}^1$

素因数の和:157586

約数の個数: 36

約数和(自身を含む): 86034312

約数和(自身を除く): 57671532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157571, 315142, 472713, 630284, 787855, 945426, 1418139, 1575710, 1890852, 2363565, 2836278, 3151420, 4727130, 5672556, 7090695, 9454260, 14181390, 28362780]

約数ペア:

[(1, 28362780), (2, 14181390), (3, 9454260), (4, 7090695), (5, 5672556), (6, 4727130), (9, 3151420), (10, 2836278), (12, 2363565), (15, 1890852), (18, 1575710), (20, 1418139), (30, 945426), (36, 787855), (45, 630284), (60, 472713), (90, 315142), (180, 157571)]