28445030

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{6421}}^1$

素因数の和:6871

約数の個数: 16

約数和(自身を含む): 51324624

約数和(自身を除く): 22879594

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 6421, 12842, 32105, 64210, 2844503, 5689006, 14222515, 28445030]

約数ペア:

[(1, 28445030), (2, 14222515), (5, 5689006), (10, 2844503), (443, 64210), (886, 32105), (2215, 12842), (4430, 6421)]