89647060

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{6971}}^1$

素因数の和:7623

約数の個数: 24

約数和(自身を含む): 188578656

約数和(自身を除く): 98931596

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 6971, 12860, 13942, 27884, 34855, 69710, 139420, 4482353, 8964706, 17929412, 22411765, 44823530, 89647060]

約数ペア:

[(1, 89647060), (2, 44823530), (4, 22411765), (5, 17929412), (10, 8964706), (20, 4482353), (643, 139420), (1286, 69710), (2572, 34855), (3215, 27884), (6430, 13942), (6971, 12860)]