142720040

素因数分解:

$2^3\times 5^1\times {\mathrm{751}}^1\times {\mathrm{4751}}^1$

素因数の和:5513

約数の個数: 32

約数和(自身を含む): 321615360

約数和(自身を除く): 178895320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 751, 1502, 3004, 3755, 4751, 6008, 7510, 9502, 15020, 19004, 23755, 30040, 38008, 47510, 95020, 190040, 3568001, 7136002, 14272004, 17840005, 28544008, 35680010, 71360020, 142720040]

約数ペア:

[(1, 142720040), (2, 71360020), (4, 35680010), (5, 28544008), (8, 17840005), (10, 14272004), (20, 7136002), (40, 3568001), (751, 190040), (1502, 95020), (3004, 47510), (3755, 38008), (4751, 30040), (6008, 23755), (7510, 19004), (9502, 15020)]