2243330420

素因数分解:

$2^2\times 5^1\times {\mathrm{3943}}^1\times {\mathrm{28447}}^1$

素因数の和:32399

約数の個数: 24

約数和(自身を含む): 4712354304

約数和(自身を除く): 2469023884

約数列:

[1, 2, 4, 5, 10, 20, 3943, 7886, 15772, 19715, 28447, 39430, 56894, 78860, 113788, 142235, 284470, 568940, 112166521, 224333042, 448666084, 560832605, 1121665210, 2243330420]

約数ペア:

[(1, 2243330420), (2, 1121665210), (4, 560832605), (5, 448666084), (10, 224333042), (20, 112166521), (3943, 568940), (7886, 284470), (15772, 142235), (19715, 113788), (28447, 78860), (39430, 56894)]