200444840

素因数分解:

$2^3\times 5^1\times {\mathrm{5011121}}^1$

素因数の和:5011132

約数の個数: 16

約数和(自身を含む): 451000980

約数和(自身を除く): 250556140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5011121, 10022242, 20044484, 25055605, 40088968, 50111210, 100222420, 200444840]

約数ペア:

[(1, 200444840), (2, 100222420), (4, 50111210), (5, 40088968), (8, 25055605), (10, 20044484), (20, 10022242), (40, 5011121)]