20626890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{14629}}^1$

素因数の和:14686

約数の個数: 32

約数和(自身を含む): 50561280

約数和(自身を除く): 29934390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 14629, 29258, 43887, 73145, 87774, 146290, 219435, 438870, 687563, 1375126, 2062689, 3437815, 4125378, 6875630, 10313445, 20626890]

約数ペア:

[(1, 20626890), (2, 10313445), (3, 6875630), (5, 4125378), (6, 3437815), (10, 2062689), (15, 1375126), (30, 687563), (47, 438870), (94, 219435), (141, 146290), (235, 87774), (282, 73145), (470, 43887), (705, 29258), (1410, 14629)]