4999760

素因数分解:

$2^4\times 5^1\times {\mathrm{62497}}^1$

素因数の和:62510

約数の個数: 20

約数和(自身を含む): 11624628

約数和(自身を除く): 6624868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 62497, 124994, 249988, 312485, 499976, 624970, 999952, 1249940, 2499880, 4999760]

約数ペア:

[(1, 4999760), (2, 2499880), (4, 1249940), (5, 999952), (8, 624970), (10, 499976), (16, 312485), (20, 249988), (40, 124994), (80, 62497)]