201978730

素因数分解:

$2^1\times 5^1\times {\mathrm{2237}}^1\times {\mathrm{9029}}^1$

素因数の和:11273

約数の個数: 16

約数和(自身を含む): 363764520

約数和(自身を除く): 161785790

約数列:

[1, 2, 5, 10, 2237, 4474, 9029, 11185, 18058, 22370, 45145, 90290, 20197873, 40395746, 100989365, 201978730]

約数ペア:

[(1, 201978730), (2, 100989365), (5, 40395746), (10, 20197873), (2237, 90290), (4474, 45145), (9029, 22370), (11185, 18058)]