89307760

素因数分解:

$2^4\times 5^1\times {\mathrm{1116347}}^1$

素因数の和:1116360

約数の個数: 20

約数和(自身を含む): 207640728

約数和(自身を除く): 118332968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1116347, 2232694, 4465388, 5581735, 8930776, 11163470, 17861552, 22326940, 44653880, 89307760]

約数ペア:

[(1, 89307760), (2, 44653880), (4, 22326940), (5, 17861552), (8, 11163470), (10, 8930776), (16, 5581735), (20, 4465388), (40, 2232694), (80, 1116347)]