2719420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 6386688

約数和(自身を除く): 3667268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 263, 470, 517, 526, 940, 1034, 1052, 1315, 2068, 2585, 2630, 2893, 5170, 5260, 5786, 10340, 11572, 12361, 14465, 24722, 28930, 49444, 57860, 61805, 123610, 135971, 247220, 271942, 543884, 679855, 1359710, 2719420]

約数ペア:

[(1, 2719420), (2, 1359710), (4, 679855), (5, 543884), (10, 271942), (11, 247220), (20, 135971), (22, 123610), (44, 61805), (47, 57860), (55, 49444), (94, 28930), (110, 24722), (188, 14465), (220, 12361), (235, 11572), (263, 10340), (470, 5786), (517, 5260), (526, 5170), (940, 2893), (1034, 2630), (1052, 2585), (1315, 2068)]