88978220

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{5653}}^1$

素因数の和:6449

約数の個数: 24

約数和(自身を含む): 187124784

約数和(自身を除く): 98146564

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 3148, 3935, 5653, 7870, 11306, 15740, 22612, 28265, 56530, 113060, 4448911, 8897822, 17795644, 22244555, 44489110, 88978220]

約数ペア:

[(1, 88978220), (2, 44489110), (4, 22244555), (5, 17795644), (10, 8897822), (20, 4448911), (787, 113060), (1574, 56530), (3148, 28265), (3935, 22612), (5653, 15740), (7870, 11306)]