260228840

素因数分解:

$2^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{11083}}^1$

素因数の和:11681

約数の個数: 32

約数和(自身を含む): 586565280

約数和(自身を除く): 326336440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 587, 1174, 2348, 2935, 4696, 5870, 11083, 11740, 22166, 23480, 44332, 55415, 88664, 110830, 221660, 443320, 6505721, 13011442, 26022884, 32528605, 52045768, 65057210, 130114420, 260228840]

約数ペア:

[(1, 260228840), (2, 130114420), (4, 65057210), (5, 52045768), (8, 32528605), (10, 26022884), (20, 13011442), (40, 6505721), (587, 443320), (1174, 221660), (2348, 110830), (2935, 88664), (4696, 55415), (5870, 44332), (11083, 23480), (11740, 22166)]