2066220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:911

約数の個数: 72

約数和(自身を含む): 6757296

約数和(自身を除く): 4691076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 883, 1170, 1766, 2340, 2649, 3532, 4415, 5298, 7947, 8830, 10596, 11479, 13245, 15894, 17660, 22958, 26490, 31788, 34437, 39735, 45916, 52980, 57395, 68874, 79470, 103311, 114790, 137748, 158940, 172185, 206622, 229580, 344370, 413244, 516555, 688740, 1033110, 2066220]

約数ペア:

[(1, 2066220), (2, 1033110), (3, 688740), (4, 516555), (5, 413244), (6, 344370), (9, 229580), (10, 206622), (12, 172185), (13, 158940), (15, 137748), (18, 114790), (20, 103311), (26, 79470), (30, 68874), (36, 57395), (39, 52980), (45, 45916), (52, 39735), (60, 34437), (65, 31788), (78, 26490), (90, 22958), (117, 17660), (130, 15894), (156, 13245), (180, 11479), (195, 10596), (234, 8830), (260, 7947), (390, 5298), (468, 4415), (585, 3532), (780, 2649), (883, 2340), (1170, 1766)]