987045940

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{217411}}^1$

素因数の和:217647

約数の個数: 24

約数和(自身を含む): 2081937312

約数和(自身を除く): 1094891372

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 217411, 434822, 869644, 1087055, 2174110, 4348220, 49352297, 98704594, 197409188, 246761485, 493522970, 987045940]

約数ペア:

[(1, 987045940), (2, 493522970), (4, 246761485), (5, 197409188), (10, 98704594), (20, 49352297), (227, 4348220), (454, 2174110), (908, 1087055), (1135, 869644), (2270, 434822), (4540, 217411)]