213696880

素因数分解:

$2^4\times 5^1\times {\mathrm{2671211}}^1$

素因数の和:2671224

約数の個数: 20

約数和(自身を含む): 496845432

約数和(自身を除く): 283148552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2671211, 5342422, 10684844, 13356055, 21369688, 26712110, 42739376, 53424220, 106848440, 213696880]

約数ペア:

[(1, 213696880), (2, 106848440), (4, 53424220), (5, 42739376), (8, 26712110), (10, 21369688), (16, 13356055), (20, 10684844), (40, 5342422), (80, 2671211)]