199274245630

素因数分解:

$2^1\times 5^1\times {\mathrm{990281}}^1\times {\mathrm{20123}}^1$

素因数の和:1010411

約数の個数: 16

約数和(自身を含む): 358711829424

約数和(自身を除く): 159437583794

約数列:

[1, 2, 5, 10, 20123, 40246, 100615, 201230, 990281, 1980562, 4951405, 9902810, 19927424563, 39854849126, 99637122815, 199274245630]

約数ペア:

[(1, 199274245630), (2, 99637122815), (5, 39854849126), (10, 19927424563), (20123, 9902810), (40246, 4951405), (100615, 1980562), (201230, 990281)]