227788580

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{22643}}^1$

素因数の和:23155

約数の個数: 24

約数和(自身を含む): 479328192

約数和(自身を除く): 251539612

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 5030, 10060, 22643, 45286, 90572, 113215, 226430, 452860, 11389429, 22778858, 45557716, 56947145, 113894290, 227788580]

約数ペア:

[(1, 227788580), (2, 113894290), (4, 56947145), (5, 45557716), (10, 22778858), (20, 11389429), (503, 452860), (1006, 226430), (2012, 113215), (2515, 90572), (5030, 45286), (10060, 22643)]