43427780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1811}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 100457280

約数和(自身を除く): 57029500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 1811, 2180, 2398, 3622, 4796, 5995, 7244, 9055, 11990, 18110, 19921, 23980, 36220, 39842, 79684, 99605, 197399, 199210, 394798, 398420, 789596, 986995, 1973990, 2171389, 3947980, 4342778, 8685556, 10856945, 21713890, 43427780]

約数ペア:

[(1, 43427780), (2, 21713890), (4, 10856945), (5, 8685556), (10, 4342778), (11, 3947980), (20, 2171389), (22, 1973990), (44, 986995), (55, 789596), (109, 398420), (110, 394798), (218, 199210), (220, 197399), (436, 99605), (545, 79684), (1090, 39842), (1199, 36220), (1811, 23980), (2180, 19921), (2398, 18110), (3622, 11990), (4796, 9055), (5995, 7244)]