1456880

素因数分解:

$2^4\times 5^1\times {\mathrm{18211}}^1$

素因数の和:18224

約数の個数: 20

約数和(自身を含む): 3387432

約数和(自身を除く): 1930552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 18211, 36422, 72844, 91055, 145688, 182110, 291376, 364220, 728440, 1456880]

約数ペア:

[(1, 1456880), (2, 728440), (4, 364220), (5, 291376), (8, 182110), (10, 145688), (16, 91055), (20, 72844), (40, 36422), (80, 18211)]