40902140

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{14713}}^1$

素因数の和:14861

約数の個数: 24

約数和(自身を含む): 86518320

約数和(自身を除く): 45616180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 14713, 29426, 58852, 73565, 147130, 294260, 2045107, 4090214, 8180428, 10225535, 20451070, 40902140]

約数ペア:

[(1, 40902140), (2, 20451070), (4, 10225535), (5, 8180428), (10, 4090214), (20, 2045107), (139, 294260), (278, 147130), (556, 73565), (695, 58852), (1390, 29426), (2780, 14713)]