200923280

素因数分解:

$2^4\times 5^1\times {\mathrm{2511541}}^1$

素因数の和:2511554

約数の個数: 20

約数和(自身を含む): 467146812

約数和(自身を除く): 266223532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2511541, 5023082, 10046164, 12557705, 20092328, 25115410, 40184656, 50230820, 100461640, 200923280]

約数ペア:

[(1, 200923280), (2, 100461640), (4, 50230820), (5, 40184656), (8, 25115410), (10, 20092328), (16, 12557705), (20, 10046164), (40, 5023082), (80, 2511541)]