6389140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5237}}^1$

素因数の和:5307

約数の個数: 24

約数和(自身を含む): 13639752

約数和(自身を除く): 7250612

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 5237, 10474, 20948, 26185, 52370, 104740, 319457, 638914, 1277828, 1597285, 3194570, 6389140]

約数ペア:

[(1, 6389140), (2, 3194570), (4, 1597285), (5, 1277828), (10, 638914), (20, 319457), (61, 104740), (122, 52370), (244, 26185), (305, 20948), (610, 10474), (1220, 5237)]