79240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 204480

約数和(自身を除く): 125240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 566, 1132, 1415, 1981, 2264, 2830, 3962, 5660, 7924, 9905, 11320, 15848, 19810, 39620, 79240]

約数ペア:

[(1, 79240), (2, 39620), (4, 19810), (5, 15848), (7, 11320), (8, 9905), (10, 7924), (14, 5660), (20, 3962), (28, 2830), (35, 2264), (40, 1981), (56, 1415), (70, 1132), (140, 566), (280, 283)]