12852820

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2389}}^1$

素因数の和:2667

約数の個数: 24

約数和(自身を含む): 27102600

約数和(自身を除く): 14249780

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2389, 2690, 4778, 5380, 9556, 11945, 23890, 47780, 642641, 1285282, 2570564, 3213205, 6426410, 12852820]

約数ペア:

[(1, 12852820), (2, 6426410), (4, 3213205), (5, 2570564), (10, 1285282), (20, 642641), (269, 47780), (538, 23890), (1076, 11945), (1345, 9556), (2389, 5380), (2690, 4778)]