39145180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{14081}}^1$

素因数の和:14229

約数の個数: 24

約数和(自身を含む): 82802160

約数和(自身を除く): 43656980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 14081, 28162, 56324, 70405, 140810, 281620, 1957259, 3914518, 7829036, 9786295, 19572590, 39145180]

約数ペア:

[(1, 39145180), (2, 19572590), (4, 9786295), (5, 7829036), (10, 3914518), (20, 1957259), (139, 281620), (278, 140810), (556, 70405), (695, 56324), (1390, 28162), (2780, 14081)]