2016560840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7202003}}^1$

素因数の和:7202021

約数の個数: 32

約数和(自身を含む): 5185442880

約数和(自身を除く): 3168882040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7202003, 14404006, 28808012, 36010015, 50414021, 57616024, 72020030, 100828042, 144040060, 201656084, 252070105, 288080120, 403312168, 504140210, 1008280420, 2016560840]

約数ペア:

[(1, 2016560840), (2, 1008280420), (4, 504140210), (5, 403312168), (7, 288080120), (8, 252070105), (10, 201656084), (14, 144040060), (20, 100828042), (28, 72020030), (35, 57616024), (40, 50414021), (56, 36010015), (70, 28808012), (140, 14404006), (280, 7202003)]