200638540

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{32257}}^1$

素因数の和:32577

約数の個数: 24

約数和(自身を含む): 422708832

約数和(自身を除く): 222070292

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 32257, 64514, 129028, 161285, 322570, 645140, 10031927, 20063854, 40127708, 50159635, 100319270, 200638540]

約数ペア:

[(1, 200638540), (2, 100319270), (4, 50159635), (5, 40127708), (10, 20063854), (20, 10031927), (311, 645140), (622, 322570), (1244, 161285), (1555, 129028), (3110, 64514), (6220, 32257)]