202340240

素因数分解:

$2^4\times 5^1\times {\mathrm{2529253}}^1$

素因数の和:2529266

約数の個数: 20

約数和(自身を含む): 470441244

約数和(自身を除く): 268101004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2529253, 5058506, 10117012, 12646265, 20234024, 25292530, 40468048, 50585060, 101170120, 202340240]

約数ペア:

[(1, 202340240), (2, 101170120), (4, 50585060), (5, 40468048), (8, 25292530), (10, 20234024), (16, 12646265), (20, 10117012), (40, 5058506), (80, 2529253)]