204550660

素因数分解:

$2^2\times 5^1\times {\mathrm{2477}}^1\times {\mathrm{4129}}^1$

素因数の和:6615

約数の個数: 24

約数和(自身を含む): 429833880

約数和(自身を除く): 225283220

約数列:

[1, 2, 4, 5, 10, 20, 2477, 4129, 4954, 8258, 9908, 12385, 16516, 20645, 24770, 41290, 49540, 82580, 10227533, 20455066, 40910132, 51137665, 102275330, 204550660]

約数ペア:

[(1, 204550660), (2, 102275330), (4, 51137665), (5, 40910132), (10, 20455066), (20, 10227533), (2477, 82580), (4129, 49540), (4954, 41290), (8258, 24770), (9908, 20645), (12385, 16516)]