99693940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70207}}^1$

素因数の和:70287

約数の個数: 24

約数和(自身を含む): 212308992

約数和(自身を除く): 112615052

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 70207, 140414, 280828, 351035, 702070, 1404140, 4984697, 9969394, 19938788, 24923485, 49846970, 99693940]

約数ペア:

[(1, 99693940), (2, 49846970), (4, 24923485), (5, 19938788), (10, 9969394), (20, 4984697), (71, 1404140), (142, 702070), (284, 351035), (355, 280828), (710, 140414), (1420, 70207)]