399671730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{4440797}}^1$

素因数の和:4440810

約数の個数: 24

約数和(自身を含む): 1039146732

約数和(自身を除く): 639475002

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 4440797, 8881594, 13322391, 22203985, 26644782, 39967173, 44407970, 66611955, 79934346, 133223910, 199835865, 399671730]

約数ペア:

[(1, 399671730), (2, 199835865), (3, 133223910), (5, 79934346), (6, 66611955), (9, 44407970), (10, 39967173), (15, 26644782), (18, 22203985), (30, 13322391), (45, 8881594), (90, 4440797)]