218544980

素因数分解:

$2^2\times 5^1\times {\mathrm{1933}}^1\times {\mathrm{5653}}^1$

素因数の和:7595

約数の個数: 24

約数和(自身を含む): 459263112

約数和(自身を除く): 240718132

約数列:

[1, 2, 4, 5, 10, 20, 1933, 3866, 5653, 7732, 9665, 11306, 19330, 22612, 28265, 38660, 56530, 113060, 10927249, 21854498, 43708996, 54636245, 109272490, 218544980]

約数ペア:

[(1, 218544980), (2, 109272490), (4, 54636245), (5, 43708996), (10, 21854498), (20, 10927249), (1933, 113060), (3866, 56530), (5653, 38660), (7732, 28265), (9665, 22612), (11306, 19330)]