2018358420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2587639}}^1$

素因数の和:2587664

約数の個数: 48

約数和(自身を含む): 6086129280

約数和(自身を除く): 4067770860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2587639, 5175278, 7762917, 10350556, 12938195, 15525834, 25876390, 31051668, 33639307, 38814585, 51752780, 67278614, 77629170, 100917921, 134557228, 155258340, 168196535, 201835842, 336393070, 403671684, 504589605, 672786140, 1009179210, 2018358420]

約数ペア:

[(1, 2018358420), (2, 1009179210), (3, 672786140), (4, 504589605), (5, 403671684), (6, 336393070), (10, 201835842), (12, 168196535), (13, 155258340), (15, 134557228), (20, 100917921), (26, 77629170), (30, 67278614), (39, 51752780), (52, 38814585), (60, 33639307), (65, 31051668), (78, 25876390), (130, 15525834), (156, 12938195), (195, 10350556), (260, 7762917), (390, 5175278), (780, 2587639)]