172119770

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{193393}}^1$

素因数の和:193489

約数の個数: 16

約数和(自身を含む): 313298280

約数和(自身を除く): 141178510

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 193393, 386786, 966965, 1933930, 17211977, 34423954, 86059885, 172119770]

約数ペア:

[(1, 172119770), (2, 86059885), (5, 34423954), (10, 17211977), (89, 1933930), (178, 966965), (445, 386786), (890, 193393)]