66686820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1111447}}^1$

素因数の和:1111459

約数の個数: 24

約数和(自身を含む): 186723264

約数和(自身を除く): 120036444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1111447, 2222894, 3334341, 4445788, 5557235, 6668682, 11114470, 13337364, 16671705, 22228940, 33343410, 66686820]

約数ペア:

[(1, 66686820), (2, 33343410), (3, 22228940), (4, 16671705), (5, 13337364), (6, 11114470), (10, 6668682), (12, 5557235), (15, 4445788), (20, 3334341), (30, 2222894), (60, 1111447)]