2499990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{499}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 6048000

約数和(自身を除く): 3548010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 167, 334, 499, 501, 835, 998, 1002, 1497, 1670, 2495, 2505, 2994, 4990, 5010, 7485, 14970, 83333, 166666, 249999, 416665, 499998, 833330, 1249995, 2499990]

約数ペア:

[(1, 2499990), (2, 1249995), (3, 833330), (5, 499998), (6, 416665), (10, 249999), (15, 166666), (30, 83333), (167, 14970), (334, 7485), (499, 5010), (501, 4990), (835, 2994), (998, 2505), (1002, 2495), (1497, 1670)]