630880

素因数分解:

$2^5\times 5^1\times {\mathrm{3943}}^1$

素因数の和:3958

約数の個数: 24

約数和(自身を含む): 1490832

約数和(自身を除く): 859952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 3943, 7886, 15772, 19715, 31544, 39430, 63088, 78860, 126176, 157720, 315440, 630880]

約数ペア:

[(1, 630880), (2, 315440), (4, 157720), (5, 126176), (8, 78860), (10, 63088), (16, 39430), (20, 31544), (32, 19715), (40, 15772), (80, 7886), (160, 3943)]