2004221744

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{416159}}^1$

素因数の和:416217

約数の個数: 40

約数和(自身を含む): 4541137920

約数和(自身を除く): 2536916176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 416159, 832318, 1664636, 2913113, 3329272, 5826226, 6658544, 11652452, 17894837, 23304904, 35789674, 46609808, 71579348, 125263859, 143158696, 250527718, 286317392, 501055436, 1002110872, 2004221744]

約数ペア:

[(1, 2004221744), (2, 1002110872), (4, 501055436), (7, 286317392), (8, 250527718), (14, 143158696), (16, 125263859), (28, 71579348), (43, 46609808), (56, 35789674), (86, 23304904), (112, 17894837), (172, 11652452), (301, 6658544), (344, 5826226), (602, 3329272), (688, 2913113), (1204, 1664636), (2408, 832318), (4816, 416159)]