28240260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1087}}^1$

素因数の和:1532

約数の個数: 48

約数和(自身を含む): 79328256

約数和(自身を除く): 51087996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 433, 866, 1087, 1299, 1732, 2165, 2174, 2598, 3261, 4330, 4348, 5196, 5435, 6495, 6522, 8660, 10870, 12990, 13044, 16305, 21740, 25980, 32610, 65220, 470671, 941342, 1412013, 1882684, 2353355, 2824026, 4706710, 5648052, 7060065, 9413420, 14120130, 28240260]

約数ペア:

[(1, 28240260), (2, 14120130), (3, 9413420), (4, 7060065), (5, 5648052), (6, 4706710), (10, 2824026), (12, 2353355), (15, 1882684), (20, 1412013), (30, 941342), (60, 470671), (433, 65220), (866, 32610), (1087, 25980), (1299, 21740), (1732, 16305), (2165, 13044), (2174, 12990), (2598, 10870), (3261, 8660), (4330, 6522), (4348, 6495), (5196, 5435)]