200994620

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{10141}}^1$

素因数の和:11141

約数の個数: 24

約数和(自身を含む): 422556288

約数和(自身を除く): 221561668

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 3964, 4955, 9910, 10141, 19820, 20282, 40564, 50705, 101410, 202820, 10049731, 20099462, 40198924, 50248655, 100497310, 200994620]

約数ペア:

[(1, 200994620), (2, 100497310), (4, 50248655), (5, 40198924), (10, 20099462), (20, 10049731), (991, 202820), (1982, 101410), (3964, 50705), (4955, 40564), (9910, 20282), (10141, 19820)]