18589060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{251}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 46823616

約数和(自身を除く): 28234556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 251, 322, 460, 502, 529, 644, 805, 1004, 1058, 1255, 1610, 1757, 2116, 2510, 2645, 3220, 3514, 3703, 5020, 5290, 5773, 7028, 7406, 8785, 10580, 11546, 14812, 17570, 18515, 23092, 28865, 35140, 37030, 40411, 57730, 74060, 80822, 115460, 132779, 161644, 202055, 265558, 404110, 531116, 663895, 808220, 929453, 1327790, 1858906, 2655580, 3717812, 4647265, 9294530, 18589060]

約数ペア:

[(1, 18589060), (2, 9294530), (4, 4647265), (5, 3717812), (7, 2655580), (10, 1858906), (14, 1327790), (20, 929453), (23, 808220), (28, 663895), (35, 531116), (46, 404110), (70, 265558), (92, 202055), (115, 161644), (140, 132779), (161, 115460), (230, 80822), (251, 74060), (322, 57730), (460, 40411), (502, 37030), (529, 35140), (644, 28865), (805, 23092), (1004, 18515), (1058, 17570), (1255, 14812), (1610, 11546), (1757, 10580), (2116, 8785), (2510, 7406), (2645, 7028), (3220, 5773), (3514, 5290), (3703, 5020)]