2790700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 6874560

約数和(自身を除く): 4083860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 59, 86, 100, 110, 118, 172, 215, 220, 236, 275, 295, 430, 473, 550, 590, 649, 860, 946, 1075, 1100, 1180, 1298, 1475, 1892, 2150, 2365, 2537, 2596, 2950, 3245, 4300, 4730, 5074, 5900, 6490, 9460, 10148, 11825, 12685, 12980, 16225, 23650, 25370, 27907, 32450, 47300, 50740, 55814, 63425, 64900, 111628, 126850, 139535, 253700, 279070, 558140, 697675, 1395350, 2790700]

約数ペア:

[(1, 2790700), (2, 1395350), (4, 697675), (5, 558140), (10, 279070), (11, 253700), (20, 139535), (22, 126850), (25, 111628), (43, 64900), (44, 63425), (50, 55814), (55, 50740), (59, 47300), (86, 32450), (100, 27907), (110, 25370), (118, 23650), (172, 16225), (215, 12980), (220, 12685), (236, 11825), (275, 10148), (295, 9460), (430, 6490), (473, 5900), (550, 5074), (590, 4730), (649, 4300), (860, 3245), (946, 2950), (1075, 2596), (1100, 2537), (1180, 2365), (1298, 2150), (1475, 1892)]