27367780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 64886976

約数和(自身を除く): 37519196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 121, 172, 215, 220, 242, 263, 430, 473, 484, 526, 605, 860, 946, 1052, 1210, 1315, 1892, 2365, 2420, 2630, 2893, 4730, 5203, 5260, 5786, 9460, 10406, 11309, 11572, 14465, 20812, 22618, 26015, 28930, 31823, 45236, 52030, 56545, 57860, 63646, 104060, 113090, 124399, 127292, 159115, 226180, 248798, 318230, 497596, 621995, 636460, 1243990, 1368389, 2487980, 2736778, 5473556, 6841945, 13683890, 27367780]

約数ペア:

[(1, 27367780), (2, 13683890), (4, 6841945), (5, 5473556), (10, 2736778), (11, 2487980), (20, 1368389), (22, 1243990), (43, 636460), (44, 621995), (55, 497596), (86, 318230), (110, 248798), (121, 226180), (172, 159115), (215, 127292), (220, 124399), (242, 113090), (263, 104060), (430, 63646), (473, 57860), (484, 56545), (526, 52030), (605, 45236), (860, 31823), (946, 28930), (1052, 26015), (1210, 22618), (1315, 20812), (1892, 14465), (2365, 11572), (2420, 11309), (2630, 10406), (2893, 9460), (4730, 5786), (5203, 5260)]