486759940

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{109139}}^1$

素因数の和:109371

約数の個数: 24

約数和(自身を含む): 1026789120

約数和(自身を除く): 540029180

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 109139, 218278, 436556, 545695, 1091390, 2182780, 24337997, 48675994, 97351988, 121689985, 243379970, 486759940]

約数ペア:

[(1, 486759940), (2, 243379970), (4, 121689985), (5, 97351988), (10, 48675994), (20, 24337997), (223, 2182780), (446, 1091390), (892, 545695), (1115, 436556), (2230, 218278), (4460, 109139)]