206400697940

素因数分解:

$2^2\times 5^1\times {\mathrm{226799}}^1\times {\mathrm{45503}}^1$

素因数の和:272311

約数の個数: 24

約数和(自身を含む): 433452902400

約数和(自身を除く): 227052204460

約数列:

[1, 2, 4, 5, 10, 20, 45503, 91006, 182012, 226799, 227515, 453598, 455030, 907196, 910060, 1133995, 2267990, 4535980, 10320034897, 20640069794, 41280139588, 51600174485, 103200348970, 206400697940]

約数ペア:

[(1, 206400697940), (2, 103200348970), (4, 51600174485), (5, 41280139588), (10, 20640069794), (20, 10320034897), (45503, 4535980), (91006, 2267990), (182012, 1133995), (226799, 910060), (227515, 907196), (453598, 455030)]