261854220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4364237}}^1$

素因数の和:4364249

約数の個数: 24

約数和(自身を含む): 733191984

約数和(自身を除く): 471337764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4364237, 8728474, 13092711, 17456948, 21821185, 26185422, 43642370, 52370844, 65463555, 87284740, 130927110, 261854220]

約数ペア:

[(1, 261854220), (2, 130927110), (3, 87284740), (4, 65463555), (5, 52370844), (6, 43642370), (10, 26185422), (12, 21821185), (15, 17456948), (20, 13092711), (30, 8728474), (60, 4364237)]