12879680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3659}}^1$

素因数の和:3687

約数の個数: 56

約数和(自身を含む): 33467040

約数和(自身を除く): 20587360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 3659, 7318, 14636, 18295, 29272, 36590, 40249, 58544, 73180, 80498, 117088, 146360, 160996, 201245, 234176, 292720, 321992, 402490, 585440, 643984, 804980, 1170880, 1287968, 1609960, 2575936, 3219920, 6439840, 12879680]

約数ペア:

[(1, 12879680), (2, 6439840), (4, 3219920), (5, 2575936), (8, 1609960), (10, 1287968), (11, 1170880), (16, 804980), (20, 643984), (22, 585440), (32, 402490), (40, 321992), (44, 292720), (55, 234176), (64, 201245), (80, 160996), (88, 146360), (110, 117088), (160, 80498), (176, 73180), (220, 58544), (320, 40249), (352, 36590), (440, 29272), (704, 18295), (880, 14636), (1760, 7318), (3520, 3659)]