142375280

素因数分解:

$2^4\times 5^1\times {\mathrm{1779691}}^1$

素因数の和:1779704

約数の個数: 20

約数和(自身を含む): 331022712

約数和(自身を除く): 188647432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1779691, 3559382, 7118764, 8898455, 14237528, 17796910, 28475056, 35593820, 71187640, 142375280]

約数ペア:

[(1, 142375280), (2, 71187640), (4, 35593820), (5, 28475056), (8, 17796910), (10, 14237528), (16, 8898455), (20, 7118764), (40, 3559382), (80, 1779691)]