67019960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239357}}^1$

素因数の和:239375

約数の個数: 32

約数和(自身を含む): 172337760

約数和(自身を除く): 105317800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 239357, 478714, 957428, 1196785, 1675499, 1914856, 2393570, 3350998, 4787140, 6701996, 8377495, 9574280, 13403992, 16754990, 33509980, 67019960]

約数ペア:

[(1, 67019960), (2, 33509980), (4, 16754990), (5, 13403992), (7, 9574280), (8, 8377495), (10, 6701996), (14, 4787140), (20, 3350998), (28, 2393570), (35, 1914856), (40, 1675499), (56, 1196785), (70, 957428), (140, 478714), (280, 239357)]