89457340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{91283}}^1$

素因数の和:91306

約数の個数: 36

約数和(自身を含む): 218533896

約数和(自身を除く): 129076556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 91283, 182566, 365132, 456415, 638981, 912830, 1277962, 1825660, 2555924, 3194905, 4472867, 6389810, 8945734, 12779620, 17891468, 22364335, 44728670, 89457340]

約数ペア:

[(1, 89457340), (2, 44728670), (4, 22364335), (5, 17891468), (7, 12779620), (10, 8945734), (14, 6389810), (20, 4472867), (28, 3194905), (35, 2555924), (49, 1825660), (70, 1277962), (98, 912830), (140, 638981), (196, 456415), (245, 365132), (490, 182566), (980, 91283)]