248646.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1987}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 17701152

約数和(自身を除く): 9316012

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1987, 2110, 3974, 4220, 7948, 9935, 19870, 39740, 419257, 838514, 1677028, 2096285, 4192570, 8385140]

約数ペア:

[(1, 8385140), (2, 4192570), (4, 2096285), (5, 1677028), (10, 838514), (20, 419257), (211, 39740), (422, 19870), (844, 9935), (1055, 7948), (1987, 4220), (2110, 3974)]