54257420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{599}}^1\times {\mathrm{647}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 130636800

約数和(自身を除く): 76379380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 599, 647, 1198, 1294, 2396, 2588, 2995, 3235, 4193, 4529, 5990, 6470, 8386, 9058, 11980, 12940, 16772, 18116, 20965, 22645, 41930, 45290, 83860, 90580, 387553, 775106, 1550212, 1937765, 2712871, 3875530, 5425742, 7751060, 10851484, 13564355, 27128710, 54257420]

約数ペア:

[(1, 54257420), (2, 27128710), (4, 13564355), (5, 10851484), (7, 7751060), (10, 5425742), (14, 3875530), (20, 2712871), (28, 1937765), (35, 1550212), (70, 775106), (140, 387553), (599, 90580), (647, 83860), (1198, 45290), (1294, 41930), (2396, 22645), (2588, 20965), (2995, 18116), (3235, 16772), (4193, 12940), (4529, 11980), (5990, 9058), (6470, 8386)]