6897880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 17275680

約数和(自身を除く): 10377800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 257, 305, 440, 488, 514, 610, 671, 1028, 1220, 1285, 1342, 2056, 2440, 2570, 2684, 2827, 3355, 5140, 5368, 5654, 6710, 10280, 11308, 13420, 14135, 15677, 22616, 26840, 28270, 31354, 56540, 62708, 78385, 113080, 125416, 156770, 172447, 313540, 344894, 627080, 689788, 862235, 1379576, 1724470, 3448940, 6897880]

約数ペア:

[(1, 6897880), (2, 3448940), (4, 1724470), (5, 1379576), (8, 862235), (10, 689788), (11, 627080), (20, 344894), (22, 313540), (40, 172447), (44, 156770), (55, 125416), (61, 113080), (88, 78385), (110, 62708), (122, 56540), (220, 31354), (244, 28270), (257, 26840), (305, 22616), (440, 15677), (488, 14135), (514, 13420), (610, 11308), (671, 10280), (1028, 6710), (1220, 5654), (1285, 5368), (1342, 5140), (2056, 3355), (2440, 2827), (2570, 2684)]