20833520

素因数分解:

$2^4\times 5^1\times {\mathrm{260419}}^1$

素因数の和:260432

約数の個数: 20

約数和(自身を含む): 48438120

約数和(自身を除く): 27604600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 260419, 520838, 1041676, 1302095, 2083352, 2604190, 4166704, 5208380, 10416760, 20833520]

約数ペア:

[(1, 20833520), (2, 10416760), (4, 5208380), (5, 4166704), (8, 2604190), (10, 2083352), (16, 1302095), (20, 1041676), (40, 520838), (80, 260419)]