68928770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{887}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 131068800

約数和(自身を除く): 62140030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 409, 818, 887, 1774, 2045, 4090, 4435, 7771, 8870, 15542, 16853, 33706, 38855, 77710, 84265, 168530, 362783, 725566, 1813915, 3627830, 6892877, 13785754, 34464385, 68928770]

約数ペア:

[(1, 68928770), (2, 34464385), (5, 13785754), (10, 6892877), (19, 3627830), (38, 1813915), (95, 725566), (190, 362783), (409, 168530), (818, 84265), (887, 77710), (1774, 38855), (2045, 33706), (4090, 16853), (4435, 15542), (7771, 8870)]