4890740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2521}}^1$

素因数の和:2627

約数の個数: 24

約数和(自身を含む): 10380552

約数和(自身を除く): 5489812

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 2521, 5042, 10084, 12605, 25210, 50420, 244537, 489074, 978148, 1222685, 2445370, 4890740]

約数ペア:

[(1, 4890740), (2, 2445370), (4, 1222685), (5, 978148), (10, 489074), (20, 244537), (97, 50420), (194, 25210), (388, 12605), (485, 10084), (970, 5042), (1940, 2521)]