1856156740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{17383}}^1$

素因数の和:17692

約数の個数: 48

約数和(自身を含む): 4117921920

約数和(自身を除く): 2261765180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 281, 380, 562, 1124, 1405, 2810, 5339, 5620, 10678, 17383, 21356, 26695, 34766, 53390, 69532, 86915, 106780, 173830, 330277, 347660, 660554, 1321108, 1651385, 3302770, 4884623, 6605540, 9769246, 19538492, 24423115, 48846230, 92807837, 97692460, 185615674, 371231348, 464039185, 928078370, 1856156740]

約数ペア:

[(1, 1856156740), (2, 928078370), (4, 464039185), (5, 371231348), (10, 185615674), (19, 97692460), (20, 92807837), (38, 48846230), (76, 24423115), (95, 19538492), (190, 9769246), (281, 6605540), (380, 4884623), (562, 3302770), (1124, 1651385), (1405, 1321108), (2810, 660554), (5339, 347660), (5620, 330277), (10678, 173830), (17383, 106780), (21356, 86915), (26695, 69532), (34766, 53390)]