20304980

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3307}}^1$

素因数の和:3623

約数の個数: 24

約数和(自身を含む): 42792288

約数和(自身を除く): 22487308

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 3307, 6140, 6614, 13228, 16535, 33070, 66140, 1015249, 2030498, 4060996, 5076245, 10152490, 20304980]

約数ペア:

[(1, 20304980), (2, 10152490), (4, 5076245), (5, 4060996), (10, 2030498), (20, 1015249), (307, 66140), (614, 33070), (1228, 16535), (1535, 13228), (3070, 6614), (3307, 6140)]