1701880

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 3867840

約数和(自身を除く): 2165960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 271, 314, 542, 628, 785, 1084, 1256, 1355, 1570, 2168, 2710, 3140, 5420, 6280, 10840, 42547, 85094, 170188, 212735, 340376, 425470, 850940, 1701880]

約数ペア:

[(1, 1701880), (2, 850940), (4, 425470), (5, 340376), (8, 212735), (10, 170188), (20, 85094), (40, 42547), (157, 10840), (271, 6280), (314, 5420), (542, 3140), (628, 2710), (785, 2168), (1084, 1570), (1256, 1355)]