20253780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37507}}^1$

素因数の和:37525

約数の個数: 48

約数和(自身を含む): 63013440

約数和(自身を除く): 42759660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37507, 75014, 112521, 150028, 187535, 225042, 337563, 375070, 450084, 562605, 675126, 750140, 1012689, 1125210, 1350252, 1687815, 2025378, 2250420, 3375630, 4050756, 5063445, 6751260, 10126890, 20253780]

約数ペア:

[(1, 20253780), (2, 10126890), (3, 6751260), (4, 5063445), (5, 4050756), (6, 3375630), (9, 2250420), (10, 2025378), (12, 1687815), (15, 1350252), (18, 1125210), (20, 1012689), (27, 750140), (30, 675126), (36, 562605), (45, 450084), (54, 375070), (60, 337563), (90, 225042), (108, 187535), (135, 150028), (180, 112521), (270, 75014), (540, 37507)]