27707080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 65021040

約数和(自身を除く): 37313960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 97, 148, 185, 193, 194, 296, 370, 386, 388, 485, 740, 772, 776, 965, 970, 1480, 1544, 1930, 1940, 3589, 3860, 3880, 7141, 7178, 7720, 14282, 14356, 17945, 18721, 28564, 28712, 35705, 35890, 37442, 57128, 71410, 71780, 74884, 93605, 142820, 143560, 149768, 187210, 285640, 374420, 692677, 748840, 1385354, 2770708, 3463385, 5541416, 6926770, 13853540, 27707080]

約数ペア:

[(1, 27707080), (2, 13853540), (4, 6926770), (5, 5541416), (8, 3463385), (10, 2770708), (20, 1385354), (37, 748840), (40, 692677), (74, 374420), (97, 285640), (148, 187210), (185, 149768), (193, 143560), (194, 142820), (296, 93605), (370, 74884), (386, 71780), (388, 71410), (485, 57128), (740, 37442), (772, 35890), (776, 35705), (965, 28712), (970, 28564), (1480, 18721), (1544, 17945), (1930, 14356), (1940, 14282), (3589, 7720), (3860, 7178), (3880, 7141)]