20784810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{14741}}^1$

素因数の和:14798

約数の個数: 32

約数和(自身を含む): 50948352

約数和(自身を除く): 30163542

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 14741, 29482, 44223, 73705, 88446, 147410, 221115, 442230, 692827, 1385654, 2078481, 3464135, 4156962, 6928270, 10392405, 20784810]

約数ペア:

[(1, 20784810), (2, 10392405), (3, 6928270), (5, 4156962), (6, 3464135), (10, 2078481), (15, 1385654), (30, 692827), (47, 442230), (94, 221115), (141, 147410), (235, 88446), (282, 73705), (470, 44223), (705, 29482), (1410, 14741)]