31641540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{75337}}^1$

素因数の和:75356

約数の個数: 48

約数和(自身を含む): 101254272

約数和(自身を除く): 69612732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 75337, 150674, 226011, 301348, 376685, 452022, 527359, 753370, 904044, 1054718, 1130055, 1506740, 1582077, 2109436, 2260110, 2636795, 3164154, 4520220, 5273590, 6328308, 7910385, 10547180, 15820770, 31641540]

約数ペア:

[(1, 31641540), (2, 15820770), (3, 10547180), (4, 7910385), (5, 6328308), (6, 5273590), (7, 4520220), (10, 3164154), (12, 2636795), (14, 2260110), (15, 2109436), (20, 1582077), (21, 1506740), (28, 1130055), (30, 1054718), (35, 904044), (42, 753370), (60, 527359), (70, 452022), (84, 376685), (105, 301348), (140, 226011), (210, 150674), (420, 75337)]