83781020

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{11867}}^1$

素因数の和:12229

約数の個数: 24

約数和(自身を含む): 176453424

約数和(自身を除く): 92672404

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 11867, 23734, 47468, 59335, 118670, 237340, 4189051, 8378102, 16756204, 20945255, 41890510, 83781020]

約数ペア:

[(1, 83781020), (2, 41890510), (4, 20945255), (5, 16756204), (10, 8378102), (20, 4189051), (353, 237340), (706, 118670), (1412, 59335), (1765, 47468), (3530, 23734), (7060, 11867)]