1949203780

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{195311}}^1$

素因数の和:195819

約数の個数: 24

約数和(自身を含む): 4101552000

約数和(自身を除く): 2152348220

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 195311, 390622, 781244, 976555, 1953110, 3906220, 97460189, 194920378, 389840756, 487300945, 974601890, 1949203780]

約数ペア:

[(1, 1949203780), (2, 974601890), (4, 487300945), (5, 389840756), (10, 194920378), (20, 97460189), (499, 3906220), (998, 1953110), (1996, 976555), (2495, 781244), (4990, 390622), (9980, 195311)]