1966458820

素因数分解:

$2^2\times 5^1\times {\mathrm{2797}}^1\times {\mathrm{35153}}^1$

素因数の和:37959

約数の個数: 24

約数和(自身を含む): 4131157464

約数和(自身を除く): 2164698644

約数列:

[1, 2, 4, 5, 10, 20, 2797, 5594, 11188, 13985, 27970, 35153, 55940, 70306, 140612, 175765, 351530, 703060, 98322941, 196645882, 393291764, 491614705, 983229410, 1966458820]

約数ペア:

[(1, 1966458820), (2, 983229410), (4, 491614705), (5, 393291764), (10, 196645882), (20, 98322941), (2797, 703060), (5594, 351530), (11188, 175765), (13985, 140612), (27970, 70306), (35153, 55940)]