20440308

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5659}}^1$

素因数の和:5716

約数の個数: 48

約数和(自身を含む): 55784960

約数和(自身を除く): 35344652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5659, 11318, 16977, 22636, 33954, 39613, 67908, 79226, 118839, 158452, 237678, 243337, 475356, 486674, 730011, 973348, 1460022, 1703359, 2920044, 3406718, 5110077, 6813436, 10220154, 20440308]

約数ペア:

[(1, 20440308), (2, 10220154), (3, 6813436), (4, 5110077), (6, 3406718), (7, 2920044), (12, 1703359), (14, 1460022), (21, 973348), (28, 730011), (42, 486674), (43, 475356), (84, 243337), (86, 237678), (129, 158452), (172, 118839), (258, 79226), (301, 67908), (516, 39613), (602, 33954), (903, 22636), (1204, 16977), (1806, 11318), (3612, 5659)]