12477520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1289}}^1$

素因数の和:1324

約数の個数: 60

約数和(自身を含む): 31912020

約数和(自身を除く): 19434500

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1289, 1936, 2420, 2578, 4840, 5156, 6445, 9680, 10312, 12890, 14179, 20624, 25780, 28358, 51560, 56716, 70895, 103120, 113432, 141790, 155969, 226864, 283580, 311938, 567160, 623876, 779845, 1134320, 1247752, 1559690, 2495504, 3119380, 6238760, 12477520]

約数ペア:

[(1, 12477520), (2, 6238760), (4, 3119380), (5, 2495504), (8, 1559690), (10, 1247752), (11, 1134320), (16, 779845), (20, 623876), (22, 567160), (40, 311938), (44, 283580), (55, 226864), (80, 155969), (88, 141790), (110, 113432), (121, 103120), (176, 70895), (220, 56716), (242, 51560), (440, 28358), (484, 25780), (605, 20624), (880, 14179), (968, 12890), (1210, 10312), (1289, 9680), (1936, 6445), (2420, 5156), (2578, 4840)]