881320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2003}}^1$

素因数の和:2025

約数の個数: 32

約数和(自身を含む): 2164320

約数和(自身を除く): 1283000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2003, 4006, 8012, 10015, 16024, 20030, 22033, 40060, 44066, 80120, 88132, 110165, 176264, 220330, 440660, 881320]

約数ペア:

[(1, 881320), (2, 440660), (4, 220330), (5, 176264), (8, 110165), (10, 88132), (11, 80120), (20, 44066), (22, 40060), (40, 22033), (44, 20030), (55, 16024), (88, 10015), (110, 8012), (220, 4006), (440, 2003)]