204080300

素因数分解:

$2^2\times 5^2\times {\mathrm{2040803}}^1$

素因数の和:2040817

約数の個数: 18

約数和(自身を含む): 442854468

約数和(自身を除く): 238774168

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2040803, 4081606, 8163212, 10204015, 20408030, 40816060, 51020075, 102040150, 204080300]

約数ペア:

[(1, 204080300), (2, 102040150), (4, 51020075), (5, 40816060), (10, 20408030), (20, 10204015), (25, 8163212), (50, 4081606), (100, 2040803)]