86115580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{105019}}^1$

素因数の和:105069

約数の個数: 24

約数和(自身を含む): 185255280

約数和(自身を除く): 99139700

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 105019, 210038, 420076, 525095, 1050190, 2100380, 4305779, 8611558, 17223116, 21528895, 43057790, 86115580]

約数ペア:

[(1, 86115580), (2, 43057790), (4, 21528895), (5, 17223116), (10, 8611558), (20, 4305779), (41, 2100380), (82, 1050190), (164, 525095), (205, 420076), (410, 210038), (820, 105019)]