913780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 2249856

約数和(自身を除く): 1336076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 107, 122, 140, 214, 244, 305, 427, 428, 535, 610, 749, 854, 1070, 1220, 1498, 1708, 2135, 2140, 2996, 3745, 4270, 6527, 7490, 8540, 13054, 14980, 26108, 32635, 45689, 65270, 91378, 130540, 182756, 228445, 456890, 913780]

約数ペア:

[(1, 913780), (2, 456890), (4, 228445), (5, 182756), (7, 130540), (10, 91378), (14, 65270), (20, 45689), (28, 32635), (35, 26108), (61, 14980), (70, 13054), (107, 8540), (122, 7490), (140, 6527), (214, 4270), (244, 3745), (305, 2996), (427, 2140), (428, 2135), (535, 1708), (610, 1498), (749, 1220), (854, 1070)]