1985380

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1873}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 4250232

約数和(自身を除く): 2264852

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1873, 3746, 7492, 9365, 18730, 37460, 99269, 198538, 397076, 496345, 992690, 1985380]

約数ペア:

[(1, 1985380), (2, 992690), (4, 496345), (5, 397076), (10, 198538), (20, 99269), (53, 37460), (106, 18730), (212, 9365), (265, 7492), (530, 3746), (1060, 1873)]