1640269064

素因数分解:

$2^3\times 7^1\times {\mathrm{439}}^1\times {\mathrm{66721}}^1$

素因数の和:67173

約数の個数: 32

約数和(自身を含む): 3522921600

約数和(自身を除く): 1882652536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 439, 878, 1756, 3073, 3512, 6146, 12292, 24584, 66721, 133442, 266884, 467047, 533768, 934094, 1868188, 3736376, 29290519, 58581038, 117162076, 205033633, 234324152, 410067266, 820134532, 1640269064]

約数ペア:

[(1, 1640269064), (2, 820134532), (4, 410067266), (7, 234324152), (8, 205033633), (14, 117162076), (28, 58581038), (56, 29290519), (439, 3736376), (878, 1868188), (1756, 934094), (3073, 533768), (3512, 467047), (6146, 266884), (12292, 133442), (24584, 66721)]