6881480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1933}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 15665400

約数和(自身を除く): 8783920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 1933, 3560, 3866, 7732, 9665, 15464, 19330, 38660, 77320, 172037, 344074, 688148, 860185, 1376296, 1720370, 3440740, 6881480]

約数ペア:

[(1, 6881480), (2, 3440740), (4, 1720370), (5, 1376296), (8, 860185), (10, 688148), (20, 344074), (40, 172037), (89, 77320), (178, 38660), (356, 19330), (445, 15464), (712, 9665), (890, 7732), (1780, 3866), (1933, 3560)]