138893720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1693}}^1$

素因数の和:2004

約数の個数: 64

約数和(自身を含む): 358585920

約数和(自身を除く): 219692200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 293, 586, 1172, 1465, 1693, 2051, 2344, 2930, 3386, 4102, 5860, 6772, 8204, 8465, 10255, 11720, 11851, 13544, 16408, 16930, 20510, 23702, 33860, 41020, 47404, 59255, 67720, 82040, 94808, 118510, 237020, 474040, 496049, 992098, 1984196, 2480245, 3472343, 3968392, 4960490, 6944686, 9920980, 13889372, 17361715, 19841960, 27778744, 34723430, 69446860, 138893720]

約数ペア:

[(1, 138893720), (2, 69446860), (4, 34723430), (5, 27778744), (7, 19841960), (8, 17361715), (10, 13889372), (14, 9920980), (20, 6944686), (28, 4960490), (35, 3968392), (40, 3472343), (56, 2480245), (70, 1984196), (140, 992098), (280, 496049), (293, 474040), (586, 237020), (1172, 118510), (1465, 94808), (1693, 82040), (2051, 67720), (2344, 59255), (2930, 47404), (3386, 41020), (4102, 33860), (5860, 23702), (6772, 20510), (8204, 16930), (8465, 16408), (10255, 13544), (11720, 11851)]