40330420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{857}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 91819728

約数和(自身を除く): 51489308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 724, 857, 905, 1714, 1810, 2353, 3428, 3620, 4285, 4706, 8570, 9412, 11141, 11765, 17140, 22282, 23530, 44564, 47060, 55705, 111410, 155117, 222820, 310234, 620468, 775585, 1551170, 2016521, 3102340, 4033042, 8066084, 10082605, 20165210, 40330420]

約数ペア:

[(1, 40330420), (2, 20165210), (4, 10082605), (5, 8066084), (10, 4033042), (13, 3102340), (20, 2016521), (26, 1551170), (52, 775585), (65, 620468), (130, 310234), (181, 222820), (260, 155117), (362, 111410), (724, 55705), (857, 47060), (905, 44564), (1714, 23530), (1810, 22282), (2353, 17140), (3428, 11765), (3620, 11141), (4285, 9412), (4706, 8570)]