56765020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2003}}^1$

素因数の和:2134

約数の個数: 48

約数和(自身を含む): 129618720

約数和(自身を除く): 72853700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2003, 2180, 2834, 4006, 5668, 7085, 8012, 10015, 14170, 20030, 26039, 28340, 40060, 52078, 104156, 130195, 218327, 260390, 436654, 520780, 873308, 1091635, 2183270, 2838251, 4366540, 5676502, 11353004, 14191255, 28382510, 56765020]

約数ペア:

[(1, 56765020), (2, 28382510), (4, 14191255), (5, 11353004), (10, 5676502), (13, 4366540), (20, 2838251), (26, 2183270), (52, 1091635), (65, 873308), (109, 520780), (130, 436654), (218, 260390), (260, 218327), (436, 130195), (545, 104156), (1090, 52078), (1417, 40060), (2003, 28340), (2180, 26039), (2834, 20030), (4006, 14170), (5668, 10015), (7085, 8012)]