2264720

素因数分解:

$2^4\times 5^1\times {\mathrm{28309}}^1$

素因数の和:28322

約数の個数: 20

約数和(自身を含む): 5265660

約数和(自身を除く): 3000940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 28309, 56618, 113236, 141545, 226472, 283090, 452944, 566180, 1132360, 2264720]

約数ペア:

[(1, 2264720), (2, 1132360), (4, 566180), (5, 452944), (8, 283090), (10, 226472), (16, 141545), (20, 113236), (40, 56618), (80, 28309)]