201828040

素因数分解:

$2^3\times 5^1\times {\mathrm{5045701}}^1$

素因数の和:5045712

約数の個数: 16

約数和(自身を含む): 454113180

約数和(自身を除く): 252285140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5045701, 10091402, 20182804, 25228505, 40365608, 50457010, 100914020, 201828040]

約数ペア:

[(1, 201828040), (2, 100914020), (4, 50457010), (5, 40365608), (8, 25228505), (10, 20182804), (20, 10091402), (40, 5045701)]