2738420

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{509}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 5783400

約数和(自身を除く): 3044980

約数列:

[1, 2, 4, 5, 10, 20, 269, 509, 538, 1018, 1076, 1345, 2036, 2545, 2690, 5090, 5380, 10180, 136921, 273842, 547684, 684605, 1369210, 2738420]

約数ペア:

[(1, 2738420), (2, 1369210), (4, 684605), (5, 547684), (10, 273842), (20, 136921), (269, 10180), (509, 5380), (538, 5090), (1018, 2690), (1076, 2545), (1345, 2036)]