109759720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{391999}}^1$

素因数の和:392017

約数の個数: 32

約数和(自身を含む): 282240000

約数和(自身を除く): 172480280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 391999, 783998, 1567996, 1959995, 2743993, 3135992, 3919990, 5487986, 7839980, 10975972, 13719965, 15679960, 21951944, 27439930, 54879860, 109759720]

約数ペア:

[(1, 109759720), (2, 54879860), (4, 27439930), (5, 21951944), (7, 15679960), (8, 13719965), (10, 10975972), (14, 7839980), (20, 5487986), (28, 3919990), (35, 3135992), (40, 2743993), (56, 1959995), (70, 1567996), (140, 783998), (280, 391999)]