201683380

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{15683}}^1$

素因数の和:16335

約数の個数: 24

約数和(自身を含む): 424220832

約数和(自身を除く): 222537452

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12860, 15683, 31366, 62732, 78415, 156830, 313660, 10084169, 20168338, 40336676, 50420845, 100841690, 201683380]

約数ペア:

[(1, 201683380), (2, 100841690), (4, 50420845), (5, 40336676), (10, 20168338), (20, 10084169), (643, 313660), (1286, 156830), (2572, 78415), (3215, 62732), (6430, 31366), (12860, 15683)]