7277320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4231}}^1$

素因数の和:4285

約数の個数: 32

約数和(自身を含む): 16758720

約数和(自身を除く): 9481400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4231, 8462, 16924, 21155, 33848, 42310, 84620, 169240, 181933, 363866, 727732, 909665, 1455464, 1819330, 3638660, 7277320]

約数ペア:

[(1, 7277320), (2, 3638660), (4, 1819330), (5, 1455464), (8, 909665), (10, 727732), (20, 363866), (40, 181933), (43, 169240), (86, 84620), (172, 42310), (215, 33848), (344, 21155), (430, 16924), (860, 8462), (1720, 4231)]