2185960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 5800320

約数和(自身を除く): 3614360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 211, 259, 280, 296, 370, 422, 518, 740, 844, 1036, 1055, 1295, 1477, 1480, 1688, 2072, 2110, 2590, 2954, 4220, 5180, 5908, 7385, 7807, 8440, 10360, 11816, 14770, 15614, 29540, 31228, 39035, 54649, 59080, 62456, 78070, 109298, 156140, 218596, 273245, 312280, 437192, 546490, 1092980, 2185960]

約数ペア:

[(1, 2185960), (2, 1092980), (4, 546490), (5, 437192), (7, 312280), (8, 273245), (10, 218596), (14, 156140), (20, 109298), (28, 78070), (35, 62456), (37, 59080), (40, 54649), (56, 39035), (70, 31228), (74, 29540), (140, 15614), (148, 14770), (185, 11816), (211, 10360), (259, 8440), (280, 7807), (296, 7385), (370, 5908), (422, 5180), (518, 4220), (740, 2954), (844, 2590), (1036, 2110), (1055, 2072), (1295, 1688), (1477, 1480)]