10828520

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1283}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 24498720

約数和(自身を除く): 13670200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1283, 1688, 2110, 2566, 4220, 5132, 6415, 8440, 10264, 12830, 25660, 51320, 270713, 541426, 1082852, 1353565, 2165704, 2707130, 5414260, 10828520]

約数ペア:

[(1, 10828520), (2, 5414260), (4, 2707130), (5, 2165704), (8, 1353565), (10, 1082852), (20, 541426), (40, 270713), (211, 51320), (422, 25660), (844, 12830), (1055, 10264), (1283, 8440), (1688, 6415), (2110, 5132), (2566, 4220)]