27231020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 59609088

約数和(自身を除く): 32378068

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 167, 263, 310, 334, 526, 620, 668, 835, 1052, 1315, 1670, 2630, 3340, 5177, 5260, 8153, 10354, 16306, 20708, 25885, 32612, 40765, 43921, 51770, 81530, 87842, 103540, 163060, 175684, 219605, 439210, 878420, 1361551, 2723102, 5446204, 6807755, 13615510, 27231020]

約数ペア:

[(1, 27231020), (2, 13615510), (4, 6807755), (5, 5446204), (10, 2723102), (20, 1361551), (31, 878420), (62, 439210), (124, 219605), (155, 175684), (167, 163060), (263, 103540), (310, 87842), (334, 81530), (526, 51770), (620, 43921), (668, 40765), (835, 32612), (1052, 25885), (1315, 20708), (1670, 16306), (2630, 10354), (3340, 8153), (5177, 5260)]