20455290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227281}}^1$

素因数の和:227294

約数の個数: 24

約数和(自身を含む): 53183988

約数和(自身を除く): 32728698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227281, 454562, 681843, 1136405, 1363686, 2045529, 2272810, 3409215, 4091058, 6818430, 10227645, 20455290]

約数ペア:

[(1, 20455290), (2, 10227645), (3, 6818430), (5, 4091058), (6, 3409215), (9, 2272810), (10, 2045529), (15, 1363686), (18, 1136405), (30, 681843), (45, 454562), (90, 227281)]