11977940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2003}}^1$

素因数の和:2048

約数の個数: 48

約数和(自身を含む): 28280448

約数和(自身を除く): 16302508

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2003, 2990, 4006, 5980, 8012, 10015, 20030, 26039, 40060, 46069, 52078, 92138, 104156, 130195, 184276, 230345, 260390, 460690, 520780, 598897, 921380, 1197794, 2395588, 2994485, 5988970, 11977940]

約数ペア:

[(1, 11977940), (2, 5988970), (4, 2994485), (5, 2395588), (10, 1197794), (13, 921380), (20, 598897), (23, 520780), (26, 460690), (46, 260390), (52, 230345), (65, 184276), (92, 130195), (115, 104156), (130, 92138), (230, 52078), (260, 46069), (299, 40060), (460, 26039), (598, 20030), (1196, 10015), (1495, 8012), (2003, 5980), (2990, 4006)]