2146193780

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{87743}}^1$

素因数の和:88975

約数の個数: 24

約数和(自身を含む): 4510743552

約数和(自身を除く): 2364549772

約数列:

[1, 2, 4, 5, 10, 20, 1223, 2446, 4892, 6115, 12230, 24460, 87743, 175486, 350972, 438715, 877430, 1754860, 107309689, 214619378, 429238756, 536548445, 1073096890, 2146193780]

約数ペア:

[(1, 2146193780), (2, 1073096890), (4, 536548445), (5, 429238756), (10, 214619378), (20, 107309689), (1223, 1754860), (2446, 877430), (4892, 438715), (6115, 350972), (12230, 175486), (24460, 87743)]