854812240

素因数分解:

$2^4\times 5^1\times {\mathrm{10685153}}^1$

素因数の和:10685166

約数の個数: 20

約数和(自身を含む): 1987438644

約数和(自身を除く): 1132626404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10685153, 21370306, 42740612, 53425765, 85481224, 106851530, 170962448, 213703060, 427406120, 854812240]

約数ペア:

[(1, 854812240), (2, 427406120), (4, 213703060), (5, 170962448), (8, 106851530), (10, 85481224), (16, 53425765), (20, 42740612), (40, 21370306), (80, 10685153)]