2223644420

素因数分解:

$2^2\times 5^1\times {\mathrm{3851}}^1\times {\mathrm{28871}}^1$

素因数の和:32731

約数の個数: 24

約数和(自身を含む): 4671027648

約数和(自身を除く): 2447383228

約数列:

[1, 2, 4, 5, 10, 20, 3851, 7702, 15404, 19255, 28871, 38510, 57742, 77020, 115484, 144355, 288710, 577420, 111182221, 222364442, 444728884, 555911105, 1111822210, 2223644420]

約数ペア:

[(1, 2223644420), (2, 1111822210), (4, 555911105), (5, 444728884), (10, 222364442), (20, 111182221), (3851, 577420), (7702, 288710), (15404, 144355), (19255, 115484), (28871, 77020), (38510, 57742)]