56917520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64679}}^1$

素因数の和:64703

約数の個数: 40

約数和(自身を含む): 144365760

約数和(自身を除く): 87448240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 64679, 129358, 258716, 323395, 517432, 646790, 711469, 1034864, 1293580, 1422938, 2587160, 2845876, 3557345, 5174320, 5691752, 7114690, 11383504, 14229380, 28458760, 56917520]

約数ペア:

[(1, 56917520), (2, 28458760), (4, 14229380), (5, 11383504), (8, 7114690), (10, 5691752), (11, 5174320), (16, 3557345), (20, 2845876), (22, 2587160), (40, 1422938), (44, 1293580), (55, 1034864), (80, 711469), (88, 646790), (110, 517432), (176, 323395), (220, 258716), (440, 129358), (880, 64679)]