2318780

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 4898880

約数和(自身を除く): 2580100

約数列:

[1, 2, 4, 5, 10, 20, 269, 431, 538, 862, 1076, 1345, 1724, 2155, 2690, 4310, 5380, 8620, 115939, 231878, 463756, 579695, 1159390, 2318780]

約数ペア:

[(1, 2318780), (2, 1159390), (4, 579695), (5, 463756), (10, 231878), (20, 115939), (269, 8620), (431, 5380), (538, 4310), (862, 2690), (1076, 2155), (1345, 1724)]