939492740

素因数分解:

$2^2\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{42821}}^1$

素因数の和:43927

約数の個数: 24

約数和(自身を含む): 1974779352

約数和(自身を除く): 1035286612

約数列:

[1, 2, 4, 5, 10, 20, 1097, 2194, 4388, 5485, 10970, 21940, 42821, 85642, 171284, 214105, 428210, 856420, 46974637, 93949274, 187898548, 234873185, 469746370, 939492740]

約数ペア:

[(1, 939492740), (2, 469746370), (4, 234873185), (5, 187898548), (10, 93949274), (20, 46974637), (1097, 856420), (2194, 428210), (4388, 214105), (5485, 171284), (10970, 85642), (21940, 42821)]