20556810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{228409}}^1$

素因数の和:228422

約数の個数: 24

約数和(自身を含む): 53447940

約数和(自身を除く): 32891130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 228409, 456818, 685227, 1142045, 1370454, 2055681, 2284090, 3426135, 4111362, 6852270, 10278405, 20556810]

約数ペア:

[(1, 20556810), (2, 10278405), (3, 6852270), (5, 4111362), (6, 3426135), (9, 2284090), (10, 2055681), (15, 1370454), (18, 1142045), (30, 685227), (45, 456818), (90, 228409)]