2660812

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 5951232

約数和(自身を除く): 3290420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 154, 163, 212, 308, 326, 371, 583, 652, 742, 1141, 1166, 1484, 1793, 2282, 2332, 3586, 4081, 4564, 7172, 8162, 8639, 12551, 16324, 17278, 25102, 34556, 50204, 60473, 95029, 120946, 190058, 241892, 380116, 665203, 1330406, 2660812]

約数ペア:

[(1, 2660812), (2, 1330406), (4, 665203), (7, 380116), (11, 241892), (14, 190058), (22, 120946), (28, 95029), (44, 60473), (53, 50204), (77, 34556), (106, 25102), (154, 17278), (163, 16324), (212, 12551), (308, 8639), (326, 8162), (371, 7172), (583, 4564), (652, 4081), (742, 3586), (1141, 2332), (1166, 2282), (1484, 1793)]