27847780

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6599}}^1$

素因数の和:6819

約数の個数: 24

約数和(自身を含む): 58766400

約数和(自身を除く): 30918620

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 6599, 13198, 26396, 32995, 65990, 131980, 1392389, 2784778, 5569556, 6961945, 13923890, 27847780]

約数ペア:

[(1, 27847780), (2, 13923890), (4, 6961945), (5, 5569556), (10, 2784778), (20, 1392389), (211, 131980), (422, 65990), (844, 32995), (1055, 26396), (2110, 13198), (4220, 6599)]