1987520

素因数分解:

$2^6\times 5^1\times {\mathrm{6211}}^1$

素因数の和:6228

約数の個数: 28

約数和(自身を含む): 4733544

約数和(自身を除く): 2746024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 6211, 12422, 24844, 31055, 49688, 62110, 99376, 124220, 198752, 248440, 397504, 496880, 993760, 1987520]

約数ペア:

[(1, 1987520), (2, 993760), (4, 496880), (5, 397504), (8, 248440), (10, 198752), (16, 124220), (20, 99376), (32, 62110), (40, 49688), (64, 31055), (80, 24844), (160, 12422), (320, 6211)]