190012820

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{54917}}^1$

素因数の和:55099

約数の個数: 24

約数和(自身を含む): 401340744

約数和(自身を除く): 211327924

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 54917, 109834, 219668, 274585, 549170, 1098340, 9500641, 19001282, 38002564, 47503205, 95006410, 190012820]

約数ペア:

[(1, 190012820), (2, 95006410), (4, 47503205), (5, 38002564), (10, 19001282), (20, 9500641), (173, 1098340), (346, 549170), (692, 274585), (865, 219668), (1730, 109834), (3460, 54917)]