2351860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 5733504

約数和(自身を除く): 3381644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 157, 214, 314, 428, 535, 628, 749, 785, 1070, 1099, 1498, 1570, 2140, 2198, 2996, 3140, 3745, 4396, 5495, 7490, 10990, 14980, 16799, 21980, 33598, 67196, 83995, 117593, 167990, 235186, 335980, 470372, 587965, 1175930, 2351860]

約数ペア:

[(1, 2351860), (2, 1175930), (4, 587965), (5, 470372), (7, 335980), (10, 235186), (14, 167990), (20, 117593), (28, 83995), (35, 67196), (70, 33598), (107, 21980), (140, 16799), (157, 14980), (214, 10990), (314, 7490), (428, 5495), (535, 4396), (628, 3745), (749, 3140), (785, 2996), (1070, 2198), (1099, 2140), (1498, 1570)]