222022100

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{20369}}^1$

素因数の和:20492

約数の個数: 36

約数和(自身を含む): 486231900

約数和(自身を除く): 264209800

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2725, 5450, 10900, 20369, 40738, 81476, 101845, 203690, 407380, 509225, 1018450, 2036900, 2220221, 4440442, 8880884, 11101105, 22202210, 44404420, 55505525, 111011050, 222022100]

約数ペア:

[(1, 222022100), (2, 111011050), (4, 55505525), (5, 44404420), (10, 22202210), (20, 11101105), (25, 8880884), (50, 4440442), (100, 2220221), (109, 2036900), (218, 1018450), (436, 509225), (545, 407380), (1090, 203690), (2180, 101845), (2725, 81476), (5450, 40738), (10900, 20369)]