86697680

素因数分解:

$2^4\times 5^1\times {\mathrm{1083721}}^1$

素因数の和:1083734

約数の個数: 20

約数和(自身を含む): 201572292

約数和(自身を除く): 114874612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1083721, 2167442, 4334884, 5418605, 8669768, 10837210, 17339536, 21674420, 43348840, 86697680]

約数ペア:

[(1, 86697680), (2, 43348840), (4, 21674420), (5, 17339536), (8, 10837210), (10, 8669768), (16, 5418605), (20, 4334884), (40, 2167442), (80, 1083721)]