10216880

素因数分解:

$2^4\times 5^1\times {\mathrm{127711}}^1$

素因数の和:127724

約数の個数: 20

約数和(自身を含む): 23754432

約数和(自身を除く): 13537552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127711, 255422, 510844, 638555, 1021688, 1277110, 2043376, 2554220, 5108440, 10216880]

約数ペア:

[(1, 10216880), (2, 5108440), (4, 2554220), (5, 2043376), (8, 1277110), (10, 1021688), (16, 638555), (20, 510844), (40, 255422), (80, 127711)]