201995320

素因数分解:

$2^3\times 5^1\times {\mathrm{5049883}}^1$

素因数の和:5049894

約数の個数: 16

約数和(自身を含む): 454489560

約数和(自身を除く): 252494240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5049883, 10099766, 20199532, 25249415, 40399064, 50498830, 100997660, 201995320]

約数ペア:

[(1, 201995320), (2, 100997660), (4, 50498830), (5, 40399064), (8, 25249415), (10, 20199532), (20, 10099766), (40, 5049883)]