212840890

素因数分解:

$2^1\times 5^1\times {\mathrm{3919}}^1\times {\mathrm{5431}}^1$

素因数の和:9357

約数の個数: 16

約数和(自身を含む): 383281920

約数和(自身を除く): 170441030

約数列:

[1, 2, 5, 10, 3919, 5431, 7838, 10862, 19595, 27155, 39190, 54310, 21284089, 42568178, 106420445, 212840890]

約数ペア:

[(1, 212840890), (2, 106420445), (5, 42568178), (10, 21284089), (3919, 54310), (5431, 39190), (7838, 27155), (10862, 19595)]