1996960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1783}}^1$

素因数の和:1805

約数の個数: 48

約数和(自身を含む): 5394816

約数和(自身を除く): 3397856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1783, 3566, 7132, 8915, 12481, 14264, 17830, 24962, 28528, 35660, 49924, 57056, 62405, 71320, 99848, 124810, 142640, 199696, 249620, 285280, 399392, 499240, 998480, 1996960]

約数ペア:

[(1, 1996960), (2, 998480), (4, 499240), (5, 399392), (7, 285280), (8, 249620), (10, 199696), (14, 142640), (16, 124810), (20, 99848), (28, 71320), (32, 62405), (35, 57056), (40, 49924), (56, 35660), (70, 28528), (80, 24962), (112, 17830), (140, 14264), (160, 12481), (224, 8915), (280, 7132), (560, 3566), (1120, 1783)]