66743060

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{22397}}^1$

素因数の和:22555

約数の個数: 24

約数和(自身を含む): 141107400

約数和(自身を除く): 74364340

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 22397, 44794, 89588, 111985, 223970, 447940, 3337153, 6674306, 13348612, 16685765, 33371530, 66743060]

約数ペア:

[(1, 66743060), (2, 33371530), (4, 16685765), (5, 13348612), (10, 6674306), (20, 3337153), (149, 447940), (298, 223970), (596, 111985), (745, 89588), (1490, 44794), (2980, 22397)]