1343920

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 40

約数和(自身を含む): 3173904

約数和(自身を除く): 1829984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 157, 214, 314, 428, 535, 628, 785, 856, 1070, 1256, 1570, 1712, 2140, 2512, 3140, 4280, 6280, 8560, 12560, 16799, 33598, 67196, 83995, 134392, 167990, 268784, 335980, 671960, 1343920]

約数ペア:

[(1, 1343920), (2, 671960), (4, 335980), (5, 268784), (8, 167990), (10, 134392), (16, 83995), (20, 67196), (40, 33598), (80, 16799), (107, 12560), (157, 8560), (214, 6280), (314, 4280), (428, 3140), (535, 2512), (628, 2140), (785, 1712), (856, 1570), (1070, 1256)]