27911840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15859}}^1$

素因数の和:15885

約数の個数: 48

約数和(自身を含む): 71940960

約数和(自身を除く): 44029120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 15859, 31718, 63436, 79295, 126872, 158590, 174449, 253744, 317180, 348898, 507488, 634360, 697796, 872245, 1268720, 1395592, 1744490, 2537440, 2791184, 3488980, 5582368, 6977960, 13955920, 27911840]

約数ペア:

[(1, 27911840), (2, 13955920), (4, 6977960), (5, 5582368), (8, 3488980), (10, 2791184), (11, 2537440), (16, 1744490), (20, 1395592), (22, 1268720), (32, 872245), (40, 697796), (44, 634360), (55, 507488), (80, 348898), (88, 317180), (110, 253744), (160, 174449), (176, 158590), (220, 126872), (352, 79295), (440, 63436), (880, 31718), (1760, 15859)]