1720947382

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{2591}}^1$

素因数の和:2857

約数の個数: 64

約数和(自身を含む): 3404021760

約数和(自身を除く): 1683074378

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 227, 266, 418, 454, 1463, 1589, 2497, 2591, 2926, 3178, 4313, 4994, 5182, 8626, 17479, 18137, 28501, 30191, 34958, 36274, 47443, 49229, 57002, 60382, 94886, 98458, 199507, 332101, 344603, 399014, 541519, 588157, 664202, 689206, 1083038, 1176314, 3790633, 4117099, 6469727, 7581266, 8234198, 11174983, 12939454, 22349966, 45288089, 78224881, 90576178, 122924813, 156449762, 245849626, 860473691, 1720947382]

約数ペア:

[(1, 1720947382), (2, 860473691), (7, 245849626), (11, 156449762), (14, 122924813), (19, 90576178), (22, 78224881), (38, 45288089), (77, 22349966), (133, 12939454), (154, 11174983), (209, 8234198), (227, 7581266), (266, 6469727), (418, 4117099), (454, 3790633), (1463, 1176314), (1589, 1083038), (2497, 689206), (2591, 664202), (2926, 588157), (3178, 541519), (4313, 399014), (4994, 344603), (5182, 332101), (8626, 199507), (17479, 98458), (18137, 94886), (28501, 60382), (30191, 57002), (34958, 49229), (36274, 47443)]