38639972

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{479}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 80424960

約数和(自身を除く): 41784988

約数列:

[1, 2, 4, 7, 14, 28, 43, 67, 86, 134, 172, 268, 301, 469, 479, 602, 938, 958, 1204, 1876, 1916, 2881, 3353, 5762, 6706, 11524, 13412, 20167, 20597, 32093, 40334, 41194, 64186, 80668, 82388, 128372, 144179, 224651, 288358, 449302, 576716, 898604, 1379999, 2759998, 5519996, 9659993, 19319986, 38639972]

約数ペア:

[(1, 38639972), (2, 19319986), (4, 9659993), (7, 5519996), (14, 2759998), (28, 1379999), (43, 898604), (67, 576716), (86, 449302), (134, 288358), (172, 224651), (268, 144179), (301, 128372), (469, 82388), (479, 80668), (602, 64186), (938, 41194), (958, 40334), (1204, 32093), (1876, 20597), (1916, 20167), (2881, 13412), (3353, 11524), (5762, 6706)]