109101680

素因数分解:

$2^4\times 5^1\times {\mathrm{1363771}}^1$

素因数の和:1363784

約数の個数: 20

約数和(自身を含む): 253661592

約数和(自身を除く): 144559912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1363771, 2727542, 5455084, 6818855, 10910168, 13637710, 21820336, 27275420, 54550840, 109101680]

約数ペア:

[(1, 109101680), (2, 54550840), (4, 27275420), (5, 21820336), (8, 13637710), (10, 10910168), (16, 6818855), (20, 5455084), (40, 2727542), (80, 1363771)]