4894100

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:572

約数の個数: 36

約数和(自身を含む): 10741500

約数和(自身を除く): 5847400

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 449, 545, 898, 1090, 1796, 2180, 2245, 2725, 4490, 5450, 8980, 10900, 11225, 22450, 44900, 48941, 97882, 195764, 244705, 489410, 978820, 1223525, 2447050, 4894100]

約数ペア:

[(1, 4894100), (2, 2447050), (4, 1223525), (5, 978820), (10, 489410), (20, 244705), (25, 195764), (50, 97882), (100, 48941), (109, 44900), (218, 22450), (436, 11225), (449, 10900), (545, 8980), (898, 5450), (1090, 4490), (1796, 2725), (2180, 2245)]