18480050

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{2659}}^1$

素因数の和:2810

約数の個数: 24

約数和(自身を含む): 34633200

約数和(自身を除く): 16153150

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 695, 1390, 2659, 3475, 5318, 6950, 13295, 26590, 66475, 132950, 369601, 739202, 1848005, 3696010, 9240025, 18480050]

約数ペア:

[(1, 18480050), (2, 9240025), (5, 3696010), (10, 1848005), (25, 739202), (50, 369601), (139, 132950), (278, 66475), (695, 26590), (1390, 13295), (2659, 6950), (3475, 5318)]