40839520

素因数分解:

$2^5\times 5^1\times {\mathrm{255247}}^1$

素因数の和:255262

約数の個数: 24

約数和(自身を含む): 96483744

約数和(自身を除く): 55644224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 255247, 510494, 1020988, 1276235, 2041976, 2552470, 4083952, 5104940, 8167904, 10209880, 20419760, 40839520]

約数ペア:

[(1, 40839520), (2, 20419760), (4, 10209880), (5, 8167904), (8, 5104940), (10, 4083952), (16, 2552470), (20, 2041976), (32, 1276235), (40, 1020988), (80, 510494), (160, 255247)]