1229552680

素因数分解:

$2^3\times 5^1\times {\mathrm{30738817}}^1$

素因数の和:30738828

約数の個数: 16

約数和(自身を含む): 2766493620

約数和(自身を除く): 1536940940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 30738817, 61477634, 122955268, 153694085, 245910536, 307388170, 614776340, 1229552680]

約数ペア:

[(1, 1229552680), (2, 614776340), (4, 307388170), (5, 245910536), (8, 153694085), (10, 122955268), (20, 61477634), (40, 30738817)]