2065787620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{72893}}^1$

素因数の和:73024

約数の個数: 48

約数和(自身を含む): 4714783920

約数和(自身を除く): 2648996300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2834, 5668, 7085, 14170, 28340, 72893, 145786, 291572, 364465, 728930, 947609, 1457860, 1895218, 3790436, 4738045, 7945337, 9476090, 15890674, 18952180, 31781348, 39726685, 79453370, 103289381, 158906740, 206578762, 413157524, 516446905, 1032893810, 2065787620]

約数ペア:

[(1, 2065787620), (2, 1032893810), (4, 516446905), (5, 413157524), (10, 206578762), (13, 158906740), (20, 103289381), (26, 79453370), (52, 39726685), (65, 31781348), (109, 18952180), (130, 15890674), (218, 9476090), (260, 7945337), (436, 4738045), (545, 3790436), (1090, 1895218), (1417, 1457860), (2180, 947609), (2834, 728930), (5668, 364465), (7085, 291572), (14170, 145786), (28340, 72893)]